<SEC-DOCUMENT>0001104659-20-017615-index.html : 20200212
<SEC-HEADER>0001104659-20-017615.hdr.sgml : 20200212
<ACCEPTANCE-DATETIME>20200212072317
ACCESSION NUMBER:		0001104659-20-017615
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200212
DATE AS OF CHANGE:		20200212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SOUTHWEST AIRLINES CO
		CENTRAL INDEX KEY:			0000092380
		STANDARD INDUSTRIAL CLASSIFICATION:	AIR TRANSPORTATION, SCHEDULED [4512]
		IRS NUMBER:				741563240
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-33255
		FILM NUMBER:		20599726

	BUSINESS ADDRESS:	
		STREET 1:		2702 LOVE FIELD DR
		STREET 2:		P O BOX 36611
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75235
		BUSINESS PHONE:		2147924000

	MAIL ADDRESS:	
		STREET 1:		PO BOX 36611
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75235-1611

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AIR SOUTHWEST CO
		DATE OF NAME CHANGE:	19760108

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VANGUARD CHESTER FUNDS
		CENTRAL INDEX KEY:			0000752177
		IRS NUMBER:				232311358
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482
		BUSINESS PHONE:		6106691000

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 2600
		STREET 2:		V26
		CITY:			VALLEY FORGE
		STATE:			PA
		ZIP:			19482

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VANGUARD PRIMECAP FUND/
		DATE OF NAME CHANGE:	20011121

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VANGUARD/PRIMECAP FUND INC
		DATE OF NAME CHANGE:	19940608

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRIMECAP FUND INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>tv0005-southwestairlinesco.htm
<DESCRIPTION>SCHEDULE 13G/A
<TEXT>
Document 1 - file: tv0005-southwestairlinesco.htm

</DOCUMENT>
</SEC-DOCUMENT>