<SEC-DOCUMENT>0001127602-18-020617.txt : 20180611
<SEC-HEADER>0001127602-18-020617.hdr.sgml : 20180611
<ACCEPTANCE-DATETIME>20180611164047
ACCESSION NUMBER:		0001127602-18-020617
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180607
FILED AS OF DATE:		20180611
DATE AS OF CHANGE:		20180611

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Restrepo William J
		CENTRAL INDEX KEY:			0001334321

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32657
		FILM NUMBER:		18892476

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 60068
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77205-0068

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NABORS INDUSTRIES LTD
		CENTRAL INDEX KEY:			0001163739
		STANDARD INDUSTRIAL CLASSIFICATION:	DRILLING OIL & GAS WELLS [1381]
		IRS NUMBER:				980363970
		STATE OF INCORPORATION:			D0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		CROWN HOUSE
		STREET 2:		4 PAR-LA-VILLE ROAD   SECOND FLOOR
		CITY:			HAMILTON, HM08
		STATE:			D0
		ZIP:			0000
		BUSINESS PHONE:		2464219471

	MAIL ADDRESS:	
		STREET 1:		P O BOX HM3349
		CITY:			HAMILTON, HMPX
		STATE:			D0
		ZIP:			0000
</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>2018-06-07</periodOfReport>

    <issuer>
        <issuerCik>0001163739</issuerCik>
        <issuerName>NABORS INDUSTRIES LTD</issuerName>
        <issuerTradingSymbol>NBR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001334321</rptOwnerCik>
            <rptOwnerName>Restrepo William J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NABORS CORPORATE SERVICES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>515 W. GREENS RD., SUITE 1200</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77067</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-06-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>24888</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.25</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1218835</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Reflects the number of shares surrendered on June 7, 2018 to satisfy the tax withholding on the vesting of 67,080 shares of the 201,238 performance shares originally issued on June 7, 2016. The remaining 42,192 vested shares were retained by the executive.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Mark D. Andrews by Power of Attorney for William Restrepo</signatureName>
        <signatureDate>2018-06-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
