<?xml version="1.0" encoding="US-ASCII"?>
<!-- DFIN New ActiveDisclosure (SM) XBRL Schema Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date :2023-02-28T16:45:26.0690+00:00 -->
<!-- Copyright (c) 2023 Donnelly Financial Solutions, Inc. All Rights Reserved. -->
<xsd:schema targetNamespace="http://www.ateapharma.com/20221231" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:avir="http://www.ateapharma.com/20221231" xmlns:srt="http://fasb.org/srt/2022" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:us-gaap="http://fasb.org/us-gaap/2022" xmlns:dei="http://xbrl.sec.gov/dei/2022" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink">
  <xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/instance"/>
  <xsd:import schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" namespace="http://www.xbrl.org/2003/linkbase"/>
  <xsd:import schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" namespace="http://xbrl.org/2005/xbrldt"/>
  <xsd:import schemaLocation="https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd" namespace="http://xbrl.org/2020/extensible-enumerations-2.0"/>
  <xsd:import schemaLocation="https://xbrl.sec.gov/dei/2022/dei-2022.xsd" namespace="http://xbrl.sec.gov/dei/2022"/>
  <xsd:import schemaLocation="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd" namespace="http://fasb.org/us-gaap/2022"/>
  <xsd:import schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd" namespace="http://www.xbrl.org/dtr/type/2020-01-21"/>
  <xsd:import schemaLocation="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd" namespace="http://fasb.org/srt/2022"/>
  <xsd:annotation>
    <xsd:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avir-20221231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:title="Labels link" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avir-20221231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:title="Presentation link" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avir-20221231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:title="Definition link" xlink:type="simple"/>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="avir-20221231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:title="Calculation link" xlink:type="simple"/>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DocumentDocumentAndEntityInformation" id="Role_DocumentDocumentAndEntityInformation">
        <link:definition>100000 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_StatementConsolidatedBalanceSheets" id="Role_StatementConsolidatedBalanceSheets">
        <link:definition>100010 - Statement - Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumPaymentsUnderOperatingLeasesDetails2" id="DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumPaymentsUnderOperatingLeasesDetails2">
        <link:definition>100020 - Disclosure - Commitments and Contingencies - Summary of Future Minimum Payments under Operating Leases (Details) 2</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_StatementConsolidatedBalanceSheetsParenthetical" id="Role_StatementConsolidatedBalanceSheetsParenthetical">
        <link:definition>100030 - Statement - Consolidated Balance Sheets (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeLoss" id="Role_StatementConsolidatedStatementsOfOperationsAndComprehensiveIncomeLoss">
        <link:definition>100040 - Statement - Consolidated Statements of Operations and Comprehensive Income (Loss)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_StatementConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit" id="Role_StatementConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficit">
        <link:definition>100050 - Statement - Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_StatementConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficitParenthetical" id="Role_StatementConsolidatedStatementsOfConvertiblePreferredStockAndStockholdersEquityDeficitParenthetical">
        <link:definition>100060 - Statement - Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit) (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlows" id="Role_StatementConsolidatedStatementsOfCashFlows">
        <link:definition>100070 - Statement - Consolidated Statements of Cash Flows</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureNatureOfBusiness" id="Role_DisclosureNatureOfBusiness">
        <link:definition>100080 - Disclosure - Nature of Business</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies" id="Role_DisclosureSummaryOfSignificantAccountingPolicies">
        <link:definition>100090 - Disclosure - Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCollaborationRevenue" id="Role_DisclosureCollaborationRevenue">
        <link:definition>100100 - Disclosure - Collaboration Revenue</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureFairValueMeasurements" id="Role_DisclosureFairValueMeasurements">
        <link:definition>100110 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureMarketableSecurities" id="DisclosureMarketableSecurities">
        <link:definition>100120 - Disclosure - Marketable Securities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosurePropertyAndEquipmentNet" id="Role_DisclosurePropertyAndEquipmentNet">
        <link:definition>100130 - Disclosure - Property and Equipment, net</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureAccruedExpensesAndOtherCurrentLiabilities" id="Role_DisclosureAccruedExpensesAndOtherCurrentLiabilities">
        <link:definition>100140 - Disclosure - Accrued Expenses and Other Current Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingencies" id="Role_DisclosureCommitmentsAndContingencies">
        <link:definition>100150 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosurePreferredStock" id="DisclosurePreferredStock">
        <link:definition>100160 - Disclosure - Preferred Stock</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommonStock" id="Role_DisclosureCommonStock">
        <link:definition>100170 - Disclosure - Common Stock</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensation" id="Role_DisclosureStockBasedCompensation">
        <link:definition>100180 - Disclosure - Stock-based Compensation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxes" id="Role_DisclosureIncomeTaxes">
        <link:definition>100190 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholders" id="Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholders">
        <link:definition>100200 - Disclosure - Net Income (Loss) Per Share Attributable to Common Stockholders</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureBenefitPlan" id="Role_DisclosureBenefitPlan">
        <link:definition>100210 - Disclosure - Benefit Plan</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureRelatedPartyTransactions" id="Role_DisclosureRelatedPartyTransactions">
        <link:definition>100220 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies" id="Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies">
        <link:definition>100230 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesTables" id="Role_DisclosureSummaryOfSignificantAccountingPoliciesTables">
        <link:definition>100240 - Disclosure - Summary of Significant Accounting Policies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureFairValueMeasurementsTables" id="Role_DisclosureFairValueMeasurementsTables">
        <link:definition>100250 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureMarketableSecuritiesTables" id="DisclosureMarketableSecuritiesTables">
        <link:definition>100260 - Disclosure - Marketable Securities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosurePropertyAndEquipmentNetTables" id="Role_DisclosurePropertyAndEquipmentNetTables">
        <link:definition>100270 - Disclosure - Property and Equipment, net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables" id="Role_DisclosureAccruedExpensesAndOtherCurrentLiabilitiesTables">
        <link:definition>100280 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesTables" id="Role_DisclosureCommitmentsAndContingenciesTables">
        <link:definition>100290 - Disclosure - Commitments and Contingencies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommonStockTables" id="Role_DisclosureCommonStockTables">
        <link:definition>100300 - Disclosure - Common Stock (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationTables" id="Role_DisclosureStockBasedCompensationTables">
        <link:definition>100310 - Disclosure - Stock-based Compensation (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesTables" id="Role_DisclosureIncomeTaxesTables">
        <link:definition>100320 - Disclosure - Income Taxes (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholdersTables" id="Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholdersTables">
        <link:definition>100330 - Disclosure - Net Income (Loss) Per Share Attributable to Common Stockholders (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureNatureOfBusinessAdditionalInformationDetails" id="Role_DisclosureNatureOfBusinessAdditionalInformationDetails">
        <link:definition>100340 - Disclosure - Nature of Business - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails" id="Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetails">
        <link:definition>100350 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfEstimatedUsefulLifeDetails" id="Role_DisclosureSummaryOfSignificantAccountingPoliciesScheduleOfEstimatedUsefulLifeDetails">
        <link:definition>100360 - Disclosure - Summary of Significant Accounting Policies - Schedule of Estimated Useful Life (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCollaborationRevenueAdditionalInformationDetails" id="Role_DisclosureCollaborationRevenueAdditionalInformationDetails">
        <link:definition>100370 - Disclosure - Collaboration Revenue - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureFairValueMeasurementsScheduleOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails" id="Role_DisclosureFairValueMeasurementsScheduleOfFinancialAssetsMeasuredAtFairValueOnRecurringBasisDetails">
        <link:definition>100380 - Disclosure - Fair Value Measurements - Schedule of Financial Assets Measured at Fair Value on Recurring Basis (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureMarketableSecuritiesScheduleOfMarketableSecuritiesDetails" id="DisclosureMarketableSecuritiesScheduleOfMarketableSecuritiesDetails">
        <link:definition>100390 - Disclosure - Marketable Securities - Schedule of Marketable Securities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureMarketableSecuritiesAdditionalInformationDetails" id="DisclosureMarketableSecuritiesAdditionalInformationDetails">
        <link:definition>100400 - Disclosure - Marketable Securities - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentNetDetails" id="Role_DisclosurePropertyAndEquipmentNetSummaryOfPropertyAndEquipmentNetDetails">
        <link:definition>100410 - Disclosure - Property and Equipment, Net - Summary of Property and Equipment, Net (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosurePropertyAndEquipmentNetAdditionalInformationDetails" id="Role_DisclosurePropertyAndEquipmentNetAdditionalInformationDetails">
        <link:definition>100420 - Disclosure - Property and Equipment, Net - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureAccruedExpensesAndOtherCurrentLiabilitiesScheduleOfAccruedExpensesAndOtherCurrentLiabilitiesDetails" id="Role_DisclosureAccruedExpensesAndOtherCurrentLiabilitiesScheduleOfAccruedExpensesAndOtherCurrentLiabilitiesDetails">
        <link:definition>100430 - Disclosure - Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesSummaryOfAssetsAndLiabilitiesRecordedOnConsolidatedBalanceSheetDetails" id="Role_DisclosureCommitmentsAndContingenciesSummaryOfAssetsAndLiabilitiesRecordedOnConsolidatedBalanceSheetDetails">
        <link:definition>100440 - Disclosure - Commitments and Contingencies - Summary of Assets and Liabilities Recorded on Consolidated Balance Sheet (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesComponentsOfLeaseCostsDetails" id="Role_DisclosureCommitmentsAndContingenciesComponentsOfLeaseCostsDetails">
        <link:definition>100450 - Disclosure - Commitments and Contingencies - Components of Lease Costs (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesSummaryOfRemainingLeaseTermAndDiscountRateDetails" id="Role_DisclosureCommitmentsAndContingenciesSummaryOfRemainingLeaseTermAndDiscountRateDetails">
        <link:definition>100460 - Disclosure - Commitments and Contingencies - Summary of Remaining Lease Term and Discount Rate (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails" id="Role_DisclosureCommitmentsAndContingenciesAdditionalInformationDetails">
        <link:definition>100470 - Disclosure - Commitments and Contingencies - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumPaymentsUnderOperatingLeasesDetails" id="Role_DisclosureCommitmentsAndContingenciesSummaryOfFutureMinimumPaymentsUnderOperatingLeasesDetails">
        <link:definition>100480 - Disclosure - Commitments and Contingencies - Summary of Future Minimum Payments under Operating Leases (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosurePreferredStockAdditionalInformationDetails" id="DisclosurePreferredStockAdditionalInformationDetails">
        <link:definition>100490 - Disclosure - Preferred Stock - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommonStockAdditionalInformationDetails" id="Role_DisclosureCommonStockAdditionalInformationDetails">
        <link:definition>100500 - Disclosure - Common Stock - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureCommonStockSummaryOfReservedSharesOfCommonStockDetails" id="Role_DisclosureCommonStockSummaryOfReservedSharesOfCommonStockDetails">
        <link:definition>100510 - Disclosure - Common Stock - Summary of Reserved Shares of Common Stock (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails" id="Role_DisclosureStockBasedCompensationAdditionalInformationDetails">
        <link:definition>100520 - Disclosure - Stock-based Compensation - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureStockbasedCompensationSummaryOfRestrictedStockUnitsDetails" id="DisclosureStockbasedCompensationSummaryOfRestrictedStockUnitsDetails">
        <link:definition>100530 - Disclosure - Stock-based Compensation - Summary of Restricted Stock Units (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfStockOptionsActivityDetails" id="Role_DisclosureStockBasedCompensationSummaryOfStockOptionsActivityDetails">
        <link:definition>100540 - Disclosure - Stock-based Compensation - Summary of Stock Options Activity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfAssumptionsUsedToEstimateFairValueOfAwardDetails" id="Role_DisclosureStockBasedCompensationSummaryOfAssumptionsUsedToEstimateFairValueOfAwardDetails">
        <link:definition>100550 - Disclosure - Stock-based Compensation - Summary of Assumptions Used to Estimate Fair Value of Award (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationStockBasedCompensationExpenseDetails" id="Role_DisclosureStockBasedCompensationStockBasedCompensationExpenseDetails">
        <link:definition>100560 - Disclosure - Stock-based Compensation - Stock-based Compensation Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfComponentsOfStockBasedCompensationExpenseDetails" id="Role_DisclosureStockBasedCompensationSummaryOfComponentsOfStockBasedCompensationExpenseDetails">
        <link:definition>100570 - Disclosure - Stock-based Compensation - Summary of Components of Stock-based Compensation Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetails" id="Role_DisclosureIncomeTaxesAdditionalInformationDetails">
        <link:definition>100580 - Disclosure - Income Taxes - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesSummaryOfReconciliationOfFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxRateDetails" id="Role_DisclosureIncomeTaxesSummaryOfReconciliationOfFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxRateDetails">
        <link:definition>100590 - Disclosure - Income Taxes - Summary of Reconciliation of Federal Statutory Income Tax Rate to Effective Income Tax Rate (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesSummaryOfPrincipalComponentsOfDeferredTaxAssetsDetails" id="Role_DisclosureIncomeTaxesSummaryOfPrincipalComponentsOfDeferredTaxAssetsDetails">
        <link:definition>100600 - Disclosure - Income Taxes - Summary of Principal Components of Deferred Tax Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/DisclosureIncomeTaxesSummaryOfReconciliationOfUnrecognizedTaxBenefitsDetails" id="DisclosureIncomeTaxesSummaryOfReconciliationOfUnrecognizedTaxBenefitsDetails">
        <link:definition>100610 - Disclosure - Income Taxes - Summary of Reconciliation of Unrecognized Tax Benefits (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholdersSummaryOfBasicAndDilutedEarningsPerShareDetails" id="Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholdersSummaryOfBasicAndDilutedEarningsPerShareDetails">
        <link:definition>100620 - Disclosure - Net Income (Loss) Per Share Attributable to Common Stockholders - Summary of Basic and Diluted Earnings Per Share (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholdersAdditionalInformationDetails" id="Role_DisclosureNetIncomeLossPerShareAttributableToCommonStockholdersAdditionalInformationDetails">
        <link:definition>100630 - Disclosure - Net Income (Loss) Per Share Attributable to Common Stockholders - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureBenefitPlanAdditionalInformationDetails" id="Role_DisclosureBenefitPlanAdditionalInformationDetails">
        <link:definition>100640 - Disclosure - Benefit Plan - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.ateapharma.com/20221231/taxonomy/role/Role_DisclosureRelatedPartyTransactionsAdditionalInformationDetails" id="Role_DisclosureRelatedPartyTransactionsAdditionalInformationDetails">
        <link:definition>100650 - Disclosure - Related Party Transactions - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element id="avir_DocumentDocumentAndEntityInformationAbstract" name="DocumentDocumentAndEntityInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_FairValueAssetsMeasuredOnRecurringBasisAbstract" name="FairValueAssetsMeasuredOnRecurringBasisAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_NatureOfBusinessAbstract" name="NatureOfBusinessAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_AccruedLicenseFeesCurrent" name="AccruedLicenseFeesCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_AccruedProfessionalFeesAndOtherCurrent" name="AccruedProfessionalFeesAndOtherCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_AccruedResearchAndDevelopmentExpenseIncludingManufacturingAndClinicalExpendituresCurrent" name="AccruedResearchAndDevelopmentExpenseIncludingManufacturingAndClinicalExpendituresCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_AmountOfAnnualLimitOnUseOfNetOperatingLossesAndOtherTax" name="AmountOfAnnualLimitOnUseOfNetOperatingLossesAndOtherTax" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_BankDepositRestrictedCash" name="BankDepositRestrictedCash" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_CommissionRate" name="CommissionRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_ConsultingAgreementSuccessFeePayout" name="ConsultingAgreementSuccessFeePayout" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_CostsReimbursedAmount" name="CostsReimbursedAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_DeferredTaxAssetsLicenseAgreement" name="DeferredTaxAssetsLicenseAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_DeferredTaxAssetsPrepaidExpenses" name="DeferredTaxAssetsPrepaidExpenses" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments" name="EffectiveIncomeTaxRateReconciliationReturnToProvisionAdjustments" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_EffectiveIncomeTaxRateReconciliationUncertainTaxPositions" name="EffectiveIncomeTaxRateReconciliationUncertainTaxPositions" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_LeaseCommencementDate" name="LeaseCommencementDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_LeaseExpirationMonthAndYear" name="LeaseExpirationMonthAndYear" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_LocationOfOfficeSpace" name="LocationOfOfficeSpace" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_MilestonePaymentReceived" name="MilestonePaymentReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_MilestonePayments" name="MilestonePayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_NonRefundableUpfrontPaymentPaidLicenseAgreement" name="NonRefundableUpfrontPaymentPaidLicenseAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_OperatingLossCarryforwardsExpirationYear" name="OperatingLossCarryforwardsExpirationYear" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_PaymentOfTerminationFeeForTerminationOfAgreement" name="PaymentOfTerminationFeeForTerminationOfAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_RelatedPartyTransactionEntityControlledByDirectorNumber" name="RelatedPartyTransactionEntityControlledByDirectorNumber" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_ResearchAndDevelopmentCreditAdjustment" name="ResearchAndDevelopmentCreditAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentage" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAnnualIncreasePercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedInPeriodAggregateGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedInPeriodAggregateGrantDateFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingNumberOfInstallments" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardVestingNumberOfInstallments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_ShareBasedCompensationArrangementPercentageOfDiscountOnPurchasePriceOfCommonStock" name="ShareBasedCompensationArrangementPercentageOfDiscountOnPurchasePriceOfCommonStock" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="avir_ShareBasedCompensationArrangementPercentageOfPurchasePriceLesserOfMarketPriceOnOfferingDateOrPurchaseDate" name="ShareBasedCompensationArrangementPercentageOfPurchasePriceLesserOfMarketPriceOnOfferingDateOrPurchaseDate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="avir_StockIssuanceCosts" name="StockIssuanceCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_StockIssuanceProgramAuthorizedAmount" name="StockIssuanceProgramAuthorizedAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_TaxCreditCarryforwardExpirationYear" name="TaxCreditCarryforwardExpirationYear" type="xbrli:gYearItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" name="TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_UnrecognizedTaxBenefitsIncreasesResultingFromAccruedInterest" name="UnrecognizedTaxBenefitsIncreasesResultingFromAccruedInterest" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_UpfrontPaymentReceived" name="UpfrontPaymentReceived" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="avir_UtilizedOperatingLossCarryforward" name="UtilizedOperatingLossCarryforward" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_UtilizedResearchAndDevelopmentTaxCreditCarryforwards" name="UtilizedResearchAndDevelopmentTaxCreditCarryforwards" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="avir_AccountingPoliciesLineItems" name="AccountingPoliciesLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_FairValueAssetsMeasuredOnRecurringBasisLineItems" name="FairValueAssetsMeasuredOnRecurringBasisLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_IncomeTaxDisclosureLineItems" name="IncomeTaxDisclosureLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_NatureOfBusinessLineItems" name="NatureOfBusinessLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_AccruedExpenseAndOtherCurrentLiabilitiesMember" name="AccruedExpenseAndOtherCurrentLiabilitiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_BusinessDevelopmentConsultingAgreementsMember" name="BusinessDevelopmentConsultingAgreementsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_ConsultingAgreementMember" name="ConsultingAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_ConsultingServicesMember" name="ConsultingServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_DevelopmentAndRegulatoryMilestonesMember" name="DevelopmentAndRegulatoryMilestonesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_DevelopmentRegulatoryAndCommercialMember" name="DevelopmentRegulatoryAndCommercialMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_EmployeeStockPurchasePlanMember" name="EmployeeStockPurchasePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_EntityControlledByDirectorMember" name="EntityControlledByDirectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_FormerChiefFinancialOfficerMember" name="FormerChiefFinancialOfficerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_FromTwoThousandThirteenIncentivePlanMember" name="FromTwoThousandThirteenIncentivePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_IncrementalCostMember" name="IncrementalCostMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_JefferiesLlcMember" name="JefferiesLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_LaboratoryEquipmentMember" name="LaboratoryEquipmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_MerckLicenseAgreementMember" name="MerckLicenseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_NonRefundableUpfrontPaymentAccruedMember" name="NonRefundableUpfrontPaymentAccruedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_NovaMedicaLLCMember" name="NovaMedicaLLCMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_OfficeSpaceMember" name="OfficeSpaceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_OpenMarketSaleAgreementMember" name="OpenMarketSaleAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_OutstandingOptionsMember" name="OutstandingOptionsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_OutstandingPerformanceBasedRestrictedStockUnitsMember" name="OutstandingPerformanceBasedRestrictedStockUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_OutstandingRestrictedStockUnitsMember" name="OutstandingRestrictedStockUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_PerformanceBasedRestrictedStockUnitsMember" name="PerformanceBasedRestrictedStockUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_PriorOfficeSpaceMember" name="PriorOfficeSpaceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_ResearchAndDevelopmentTaxCreditsMember" name="ResearchAndDevelopmentTaxCreditsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_RestrictedCommonStockMember" name="RestrictedCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_RocheLicenseAgreementMember" name="RocheLicenseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_RocheLicenseMember" name="RocheLicenseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SalesBasedMember" name="SalesBasedMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SalesBasedMilestoneMember" name="SalesBasedMilestoneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SeriesABCDAndD1ConvertiblePreferredStockMember" name="SeriesABCDAndD1ConvertiblePreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SeriesD1PreferredStockMember" name="SeriesD1PreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SeriesDConvertiblePreferredStockMember" name="SeriesDConvertiblePreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SeriesDOneConvertiblePreferredStockMember" name="SeriesDOneConvertiblePreferredStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SharesReservedForFutureGrantUnderTwoThousandTwentyIncentiveAwardPlanMember" name="SharesReservedForFutureGrantUnderTwoThousandTwentyIncentiveAwardPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_SharesReservedUnderEmployeeStockPurchasePlanMember" name="SharesReservedUnderEmployeeStockPurchasePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_TwoThousandAndTwentyEmployeeStockPurchasePlanMember" name="TwoThousandAndTwentyEmployeeStockPurchasePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_TwoThousandTwentyIncentiveAwardPlanMember" name="TwoThousandTwentyIncentiveAwardPlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_AccountingPoliciesTable" name="AccountingPoliciesTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_FairValueAssetsMeasuredOnRecurringBasisTable" name="FairValueAssetsMeasuredOnRecurringBasisTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_IncomeTaxDisclosureTable" name="IncomeTaxDisclosureTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_NatureOfBusinessTable" name="NatureOfBusinessTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="avir_BasisOfPresentationAndUseOfEstimatesPolicyTextBlock" name="BasisOfPresentationAndUseOfEstimatesPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_CommonStockTextBlock" name="CommonStockTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_ConcentrationsOfCreditRiskAndSignificantSuppliersPolicyTextBlock" name="ConcentrationsOfCreditRiskAndSignificantSuppliersPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_OtherAssetsPolicyTextBlock" name="OtherAssetsPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_ScheduleOfPropertyPlantAndEquipmentEstimatedUsefulLifeTableTextBlock" name="ScheduleOfPropertyPlantAndEquipmentEstimatedUsefulLifeTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_SECFilingStatusPolicyTextBlock" name="SECFilingStatusPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_SummaryOfRemainingLeaseTermAndDiscountRateTableTextBlock" name="SummaryOfRemainingLeaseTermAndDiscountRateTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="avir_SupplementalDisclosureOfBalanceSheetInformationRelatedToLeasesTableTextBlock" name="SupplementalDisclosureOfBalanceSheetInformationRelatedToLeasesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
</xsd:schema>
