<?xml version="1.0"?>

<ownershipDocument>

    <documentType>4</documentType>

    <periodOfReport>2003-06-30</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000891103</issuerCik>
        <issuerName>INTERACTIVECORP</issuerName>
        <issuerTradingSymbol>USAI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001127055</rptOwnerCik>
            <rptOwnerName>VIVENDI UNIVERSAL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Common Stock, par value $.01 per share (Common Stock)</value>
        </securityTitle>
        <transactionDate>
            <value>1988-08-08</value>
            <footnoteId id="F9"/>
        </transactionDate>
        <deemedExecutionDate>
            <value>1988-08-08</value>
            <footnoteId id="F9"/>
        </deemedExecutionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>J</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>0</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>43181308</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>
            <natureOfOwnership>
                <value>-</value>
                <footnoteId id="F1"/>
            </natureOfOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>

    <derivativeSecurity>
        <securityTitle>
            <value>Warrants</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>0</value>
            <footnoteId id="F2"/>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>2003-06-30</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>J</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>28280641</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
                <footnoteId id="F3"/>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>D</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>2002-11-08</value>
        </exerciseDate>
        <expirationDate>
            <value>2012-05-17</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>28280641</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>0</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <derivativeSecurity>
        <securityTitle>
            <value>Class B Common Stock, par value $.01 per share of USAI</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>0</value>
            <footnoteId id="F4"/>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>1988-08-08</value>
            <footnoteId id="F9"/>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>J</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>0</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>1988-08-08</value>
            <footnoteId id="F9"/>
        </exerciseDate>
        <expirationDate>
            <value>1988-08-08</value>
            <footnoteId id="F9"/>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>13430000</value>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>13430000</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>
            <natureOfOwnership>
                <value>-</value>
                <footnoteId id="F5"/>
            </natureOfOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <derivativeSecurity>
        <securityTitle>
            <value>Put Option (right to sell)</value>
        </securityTitle>
        <conversionOrExercisePrice>
            <value>0</value>
            <footnoteId id="F6"/>
        </conversionOrExercisePrice>
        <transactionDate>
            <value>1988-08-08</value>
            <footnoteId id="F9"/>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>J</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>0</value>
            </transactionShares>
            <transactionValue>
                <value>0</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <exerciseDate>
            <value>2022-05-07</value>
        </exerciseDate>
        <expirationDate>
            <value>2022-05-07</value>
        </expirationDate>
        <underlyingSecurity>
            <underlyingSecurityTitle>
                <value>Class B Common Stock/Common Stock</value>
            </underlyingSecurityTitle>
            <underlyingSecurityShares>
                <value>56611308</value>
                <footnoteId id="F7"/>
            </underlyingSecurityShares>
        </underlyingSecurity>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>1</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>I</value>
            </directOrIndirectOwnership>
            <natureOfOwnership>
                <value>-</value>
                <footnoteId id="F8"/>
            </natureOfOwnership>
        </ownershipNature>
    </derivativeSecurity>

    <footnotes>
        <footnote id="F1">Vivendi Universal, S.A. (&quot;Vivendi&quot;) owns 43,181,308 shares of Common Stock indirectly through subsidiaries.</footnote>
        <footnote id="F2">Prior to the Reported Transaction, Vivendi held 28,280,641 Warrants each to purchase one share of Common Stock, subject to adjustment, at the following exercise prices: 16,187,094 Warrants (&quot;Tranche B Warrants&quot;) at $32.50 per share and 12,093,547 Warrants at $37.50 per share (&quot;Tranche C Warrant&quot;).</footnote>
        <footnote id="F3">Pursuant to a Warrant Purchase Agreement, dated as of June 30, 2003, between InterActiveCorp and Vivendi Universal, S.A., Vivendi sold to  InterActiveCorp: (i) at a purchase price of $14.97 per warrant 16,187,094 warrants each representing the right to purchase one share of Common Stock at an exercise price of $32.50 per share, and (ii) at a purchase price of $13.65 per warrant 12,093,547 warrants each representing the right to purchase one share of Common Stock at an exercise price of $37.50 per share, for a total purchase price of $407,397,713.73.</footnote>
        <footnote id="F4">The shares of Class B Common Stock are identical in all respects to the shares of Common Stock except as to the number of votes per share, and are convertible by the holder thereof on a share for share basis into shares of Common Stock at any time.</footnote>
        <footnote id="F5">Vivendi owns 13,430,000 shares Class B Common Stock indirectly through subsidiaries.</footnote>
        <footnote id="F6">Pursuant to the Amended and Restated Limited Liability Limited Partnership Agreement (the &quot;Partnership Agreement&quot;) among USI Entertainment Inc., USANI Holding XX, Inc., Universal Pictures International Holdings BV, Universal Pictures International  Holdings 2 BV, NYCSpirit Corp. II, USAi, USANi Sub LLC, New-U Studios Holdings, Inc. and Barry Diller dated as of 05/07/2002, attached as Ex. 48 to the Statement on Schedule 13D/A dated as of 05/17/2002, filed with the Securities and Exchange     Commission with respect to USAi, beginning on 05/07/2022, Vivendi and certain of its subsidiaries have a contractual right that is the economic equivalent of a right to sell (the &quot;Put Option&quot;) 13,430,000 shares of Class B Common Stock and 43,181,308  shares of Common Stock to USAi and certain of its subsidiaries in return for Class B Preferred Interests of Vivendi Universal Entertainment LLLP that will become immediately redeemable for approx. $2,311,000,000 upon consummation of such   transaction.</footnote>
        <footnote id="F7">On May 7, 2002, as part of the overall transaction among the parties to the Partnership Agreement, Liberty Media Corporation and its affiliates, Vivendi and certain of its subsidiaries entered into the Partnership Agreement granting them the Put Option.</footnote>
        <footnote id="F8">The Put Option is a right of Vivendi and certain of its subsidiaries.</footnote>
        <footnote id="F9">The transaction date of 08/08/1988 is a &quot;dummy&quot; date provided by the SEC for purposes of completing the form on the current release of the software available for Form 4 filings and does not represent the transaction date, date exercisable or expiration date of any holding on this Form 4 filing.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>George E. Bushnell III, Vice President</signatureName>
        <signatureDate>2003-07-01</signatureDate>
    </ownerSignature>

</ownershipDocument>

