<?xml version="1.0"?>
<ownershipDocument>

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    <periodOfReport>2021-02-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001792580</issuerCik>
        <issuerName>Ovintiv Inc.</issuerName>
        <issuerTradingSymbol>OVV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001788621</rptOwnerCik>
            <rptOwnerName>McCracken Brendan Michael</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O 370 17TH STREET, SUITE 1700</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80202</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

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                <transactionAcquiredDisposedCode>
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            </transactionAmounts>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
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                <transactionAcquiredDisposedCode>
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            <exerciseDate>
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            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
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                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
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                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
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        <derivativeTransaction>
            <securityTitle>
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            </securityTitle>
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            <deemedExecutionDate></deemedExecutionDate>
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            <transactionTimeliness></transactionTimeliness>
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                <transactionPricePerShare>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>20241</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>101004</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
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            </securityTitle>
            <conversionOrExercisePrice>
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            <deemedExecutionDate></deemedExecutionDate>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
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                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2024-02-26</value>
            </exerciseDate>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                    <value>20241</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
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                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        <derivativeTransaction>
            <securityTitle>
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            <expirationDate>
                <value>2021-02-26</value>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
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        <derivativeTransaction>
            <securityTitle>
                <value>Rights (Performance Stock Unit)</value>
            </securityTitle>
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            <transactionDate>
                <value>2021-02-26</value>
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                <equitySwapInvolved>0</equitySwapInvolved>
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                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
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                </transactionAcquiredDisposedCode>
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                <value>2021-02-26</value>
            </exerciseDate>
            <expirationDate>
                <value>2021-02-26</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4073</value>
                </underlyingSecurityShares>
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                    <value>0</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Rights (Restricted Stock Unit)</value>
            </securityTitle>
            <conversionOrExercisePrice>
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            <transactionDate>
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            </transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>15589</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2021-02-28</value>
            </exerciseDate>
            <expirationDate>
                <value>2021-02-28</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>15589</value>
                </underlyingSecurityShares>
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                    <value>0</value>
                </sharesOwnedFollowingTransaction>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each Restricted Stock Unit (each, &quot;RSU&quot;) is the economic equivalent of one share of common stock of Ovintiv Inc. and attracts dividend equivalent RSUs. 1/3 will vest on February 26, 2022, subject to the grantee's active employment on such date and the terms and conditions of the Omnibus Incentive Plan and applicable grant agreement.</footnote>
        <footnote id="F2">Each Restricted Stock Unit (each, &quot;RSU&quot;) is the economic equivalent of one share of common stock of Ovintiv Inc. and attracts dividend equivalent RSUs. 1/3 will vest on February 26, 2023, subject to the grantee's active employment on such date and the terms and conditions of the Omnibus Incentive Plan and applicable grant agreement.</footnote>
        <footnote id="F3">Each Restricted Stock Unit (each, &quot;RSU&quot;) is the economic equivalent of one share of common stock of Ovintiv Inc. and attracts dividend equivalent RSUs. 1/3 will vest on February 26, 2024, subject to the grantee's active employment on such date and the terms and conditions of the Omnibus Incentive Plan and applicable grant agreement.</footnote>
        <footnote id="F4">Each Restricted Share Unit (each, RSU&quot;) is the economic equivalent of one share of Ovintiv Inc. common stock and attracts dividend equivalent RSUs.</footnote>
        <footnote id="F5">Each Performance Share Unit (each, &quot;PSU&quot;) is settled based on the achievement of certain performance criteria, is valued based on the economic equivalent of one common share of Ovintiv Inc. common stock and attracts dividend equivalent PSUs.</footnote>
        <footnote id="F6">Settlement of the PSUs was based on a performance criteria multiplier of 78.4 percent.</footnote>
        <footnote id="F7">Common Stock issued net of withholding tax.</footnote>
        <footnote id="F8">The PSU is settled in Canadian dollars at a price of CAD$28.82 per share and is determined based on the volume-weighted average price of one share of common stock of Ovintiv Inc. on the Toronto Stock Exchange for the five trading days following approval of the performance criteria multiplier. The price has been converted to U.S. dollars using the Bank of Canada exchange rate on the transaction date.</footnote>
        <footnote id="F9">The RSUs settled in Canadian dollars at a price of CAD$28.82 per RSU. The price has been converted to U.S. dollars using the Bank of Canada exchange rate on the transaction date.</footnote>
        <footnote id="F10">The RSUs settled in Canadian dollars at a price of CAD$29.12 per RSU. The price has been converted to U.S. dollars using the Bank of Canada exchange rate on the transaction date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/Dawna Gibb, by Power of Attorney</signatureName>
        <signatureDate>2021-03-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
