- Southwest Airlines AMA Terminal – Rick Husband Amarillo Airport
- Southwest Airlines ATL Terminal – Hartsfield-Jackson Atlanta Airport
- Southwest Airlines BUF Terminal – Buffalo Niagara Airport
- Southwest Airlines CAK Terminal – Akron-Canton Airport
- Southwest Airlines CLE Terminal – Cleveland Hopkins Airport
- Southwest Airlines CLT Terminal – Charlotte Douglas Airport
- Southwest Airlines DEN Terminal – Denver Airport
- Southwest Airlines DET Terminal – Coleman A. Young Airport
- Southwest Airlines DFW Terminal – Dallas Fort Worth Airport
- Southwest Airlines DTW Terminal – Detroit Metropolitan Wayne County Airport
- Southwest Airlines EWR Terminal – Newark Liberty Airport
- Southwest Airlines EYW Terminal – Key West Airport
- Southwest Airlines FAT Terminal – Fresno Yosemite Airport
- Southwest Airlines IND Terminal – Indianapolis Airport
- Southwest Airlines LGA Terminal – LaGuardia Airport
- Southwest Airlines MCI Terminal – Kansas City Airport
- Southwest Airlines MCO Terminal – Orlando Airport
- Southwest Airlines MSP Terminal – Minneapolis-Saint Paul Airport
- Southwest Airlines OMA Terminal – Eppley Airfield Airport
- Southwest Airlines ONT Terminal – Ontario Airport
- Southwest Airlines ORD Terminal – Chicago O’Hare Airport
- Southwest Airlines PBI Terminal – Palm Beach Airport
- Southwest Airlines PHX Terminal – Phoenix Sky Harbor Airport
- Southwest Airlines RNO Terminal – Reno-Tahoe Airport
- Southwest Airlines SJO Terminal – Juan Santamaría Airport
- Southwest Airlines TPA Terminal – Tampa Airport