<SEC-DOCUMENT>0000899243-17-015430.txt : 20170605
<SEC-HEADER>0000899243-17-015430.hdr.sgml : 20170605
<ACCEPTANCE-DATETIME>20170605202334
ACCESSION NUMBER:		0000899243-17-015430
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170601
FILED AS OF DATE:		20170605
DATE AS OF CHANGE:		20170605

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FTI CONSULTING INC
		CENTRAL INDEX KEY:			0000887936
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT CONSULTING SERVICES [8742]
		IRS NUMBER:				521261113
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1101 K STREET NW
		STREET 2:		SUITE B100
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20005
		BUSINESS PHONE:		202-312-9100

	MAIL ADDRESS:	
		STREET 1:		1101 K STREET NW
		STREET 2:		SUITE B100
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20005

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FORENSIC TECHNOLOGIES INTERNATIONAL CORP
		DATE OF NAME CHANGE:	19960306

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Costamagna Claudio
		CENTRAL INDEX KEY:			0001550674

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14875
		FILM NUMBER:		17892831

	MAIL ADDRESS:	
		STREET 1:		VIA SEBETO 4
		CITY:			MILANO
		STATE:			L6
		ZIP:			20123
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-06-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000887936</issuerCik>
        <issuerName>FTI CONSULTING INC</issuerName>
        <issuerTradingSymbol>FCN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001550674</rptOwnerCik>
            <rptOwnerName>Costamagna Claudio</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1101 K STREET NW</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WASHINGTON</rptOwnerCity>
            <rptOwnerState>DC</rptOwnerState>
            <rptOwnerZipCode>20005</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>2017-06-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1101</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>35.11</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>30362</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Corrects the aggregate number of shares beneficially owned by the reporting person to include an aggregate of 18,813 shares of common stock related to the Forms 4 filed on June 6, 2014, June 5, 2015 and June 3, 2016, which were inadvertently omitted from the Form 4 filed on June 7, 2016.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>By: Joanne Catanese, Attorney in Fact For: Claudio Costamagna</signatureName>
        <signatureDate>2017-06-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
