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

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-06-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001219375</rptOwnerCik>
            <rptOwnerName>STANBROOK STEVEN P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1525 HOWE ST</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>RACINE</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53403</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-06-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>460</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14773</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Table I, Item 4:  Fees for service as a member of the Board of Directors are paid each quarter in arrears, half in cash and half in Common Stock.  Each quarterly payment consists of $6,250 in quarterly fees and $2,500 in committee chair fees, both paid in cash, and a number of shares of Chiquita's Common Stock having an aggregate fair market value of $6,250.  The fair market value is based on the average of the high and low sales prices of Chiquita's Common Stock on the New York Stock Exchange Composite Tape on the last trading day of the quarter.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Barbara Wagner as Attorney-in-Fact for Steven P. Stanbrook</signatureName>
        <signatureDate>2006-07-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0202
4
2006-06-30
0
0000101063
CHIQUITA BRANDS INTERNATIONAL INC
cqb
0001219375
STANBROOK STEVEN P
1525 HOWE ST
RACINE
WI
53403
1
0
0
0
Common Stock
2006-06-30
4
A
0
460
0
A
14773
D
Table I, Item 4:  Fees for service as a member of the Board of Directors are paid each quarter in arrears, half in cash and half in Common Stock.  Each quarterly payment consists of $6,250 in quarterly fees and $2,500 in committee chair fees, both paid in cash, and a number of shares of Chiquita's Common Stock having an aggregate fair market value of $6,250.  The fair market value is based on the average of the high and low sales prices of Chiquita's Common Stock on the New York Stock Exchange Composite Tape on the last trading day of the quarter.
Barbara Wagner as Attorney-in-Fact for Steven P. Stanbrook
2006-07-05