Southwest Airlines at PIT

Atlanta

Hartsfield Jackson Atlanta International Airport

Codeshare

Austin

Austin Bergstrom International Airport

Baltimore

Baltimore/Washington International Thurgood Marshall Airport

Chicago

Chicago Midway International Airport

Dallas

Dallas Love Field

Dallas-Fort Worth

Dallas Fort Worth International Airport

Codeshare

Denver

Denver International Airport

Fort Lauderdale

Fort Lauderdale Hollywood International Airport

Fort Myers

Southwest Florida International Airport

Houston

William P. Hobby Airport

Las Vegas

Harry Reid International Airport

Nashville

Nashville International Airport

Orlando

Orlando International Airport

Phoenix

Phoenix Sky Harbor International Airport

Sarasota/Bradenton

Sarasota Bradenton International Airport

St Louis

St. Louis Lambert International Airport

Tampa

Tampa International Airport