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

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-08-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000101063</issuerCik>
        <issuerName>CHIQUITA BRANDS INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>cqb</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001425191</rptOwnerCik>
            <rptOwnerName>Donnan Brian</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>250 EAST FIFTH ST</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CINCINNATI</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>45202</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Controller and CAO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2008-08-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>438</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.13</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15960</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Table I, Item l.  Shares withheld, based on the fair market value of the Common Stock on August 7, 2008, to pay required withholding taxes upon the vesting of 1,364 shares covered by a Restricted Stock Award granted August 7, 2007 under the Company's Stock and Incentive Plan. The full award was previously reported.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>James E. Thompson as Attorney-in-Fact for Brian D. Donnan</signatureName>
        <signatureDate>2008-08-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0303
4
2008-08-07
0
0000101063
CHIQUITA BRANDS INTERNATIONAL INC
cqb
0001425191
Donnan Brian
250 EAST FIFTH ST
CINCINNATI
OH
45202
0
1
0
0
VP Controller and CAO
Common Stock
2008-08-07
4
F
0
438
16.13
D
15960
D
Table I, Item l.  Shares withheld, based on the fair market value of the Common Stock on August 7, 2008, to pay required withholding taxes upon the vesting of 1,364 shares covered by a Restricted Stock Award granted August 7, 2007 under the Company's Stock and Incentive Plan. The full award was previously reported.
James E. Thompson as Attorney-in-Fact for Brian D. Donnan
2008-08-08