<SEC-DOCUMENT>0001127602-18-014493.txt : 20180413
<SEC-HEADER>0001127602-18-014493.hdr.sgml : 20180413
<ACCEPTANCE-DATETIME>20180413105142
ACCESSION NUMBER:		0001127602-18-014493
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180411
FILED AS OF DATE:		20180413
DATE AS OF CHANGE:		20180413

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SUBOTNICK STUART
		CENTRAL INDEX KEY:			0001052438

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09610
		FILM NUMBER:		18753465

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CARNIVAL CORP
		CENTRAL INDEX KEY:			0000815097
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER TRANSPORTATION [4400]
		IRS NUMBER:				591562976
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1130

	BUSINESS ADDRESS:	
		STREET 1:		3655 N W 87TH AVE
		STREET 2:		PO BOX 1347
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33178-2428
		BUSINESS PHONE:		3055992600

	MAIL ADDRESS:	
		STREET 1:		3655 N W 87TH AVE
		STREET 2:		PO BOX 1347
		CITY:			MIAMI
		STATE:			FL
		ZIP:			33178

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CARNIVAL CRUISE LINES INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-04-11</periodOfReport>

    <issuer>
        <issuerCik>0000815097</issuerCik>
        <issuerName>CARNIVAL CORP</issuerName>
        <issuerTradingSymbol>CCL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001052438</rptOwnerCik>
            <rptOwnerName>SUBOTNICK STUART</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O METROMEDIA COMPANY</rptOwnerStreet1>
            <rptOwnerStreet2>810 7TH AVENUE, 29TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10019</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-04-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2749</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>46527.4236</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Issued pursuant to the Carnival Corporation 2011 Stock Plan. The restriction on the shares lapses on the third anniversary of the grant date.</footnote>
        <footnote id="F2">The Board of Directors approved a value of $175,000 to be awarded to the reporting person in the form of restricted shares. The number of shares was determined by dividing the closing price of a share of Carnival Corporation common stock on April 11, 2018 and dividing it into $175,000, then rounding down to the nearest whole share.</footnote>
        <footnote id="F3">Includes shares acquired pursuant to the dividend reinvestment feature of the reporting person's brokerage account.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Stuart Subotnick</signatureName>
        <signatureDate>2018-04-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
