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

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-02-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001303885</rptOwnerCik>
            <rptOwnerName>Viviani Tanios</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>250 EAST FIFTH STREET</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>President, Fresh Express Group</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2006-02-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>34100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>58173</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2382</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By spouse</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Note 1: Table I, Item 1: Restricted Stock Award granted February 27, 2006 under the Company's Long-Term Incentive Program (the &quot;LTIP&quot;) which is part of the Amended and Restated Chiquita 2002 Stock Option and Incentive Plan (the &quot;Plan&quot;). The shares granted under this award will vest on January 1, 2007 as long as the reporting person is employed by the Company or any of the Company's subsidiaries on the vesting date.  Vesting of the Award may be accelerated under certain circumstances, including a Change of Control or termination of employment due to death, Disability or Retirement (as each is defined in the Plan).</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Barbara M. Howland as Attorney-in-Fact for Tanios Viviani</signatureName>
        <signatureDate>2006-03-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0202
4
2006-02-27
0
0000101063
CHIQUITA BRANDS INTERNATIONAL INC
cqb
0001303885
Viviani Tanios
250 EAST FIFTH STREET
CINCINNATI
OH
45202
0
1
0
0
President, Fresh Express Group
Common Stock
2006-02-27
4
A
0
34100
0
A
58173
D
Common Stock
2382
I
By spouse
Note 1: Table I, Item 1: Restricted Stock Award granted February 27, 2006 under the Company's Long-Term Incentive Program (the "LTIP") which is part of the Amended and Restated Chiquita 2002 Stock Option and Incentive Plan (the "Plan"). The shares granted under this award will vest on January 1, 2007 as long as the reporting person is employed by the Company or any of the Company's subsidiaries on the vesting date.  Vesting of the Award may be accelerated under certain circumstances, including a Change of Control or termination of employment due to death, Disability or Retirement (as each is defined in the Plan).
Barbara M. Howland as Attorney-in-Fact for Tanios Viviani
2006-03-01