Southwest has lowered fares on both domestic and international routes for winter/spring travel. 

Domestic fares are valid for travel on Tuesdays, Wednesdays, and Saturdays, from December 22 through May 25.

International fares are valid for travel from January 11 through March 3, and again from March 29 through May 25.

Travel to/from San Juan is valid Mondays through Thursdays, from January 19 through March 2, and again from March 29 through May 25.

Tickets must be booked by 11:59pm, December 10.

Please note, these fares are only available on Other carriers regularly match these sale fares, so be sure to compare to find the best deal.

Fares include:

Baltimore to Atlanta $168 round-trip

Ft Lauderdale to Atlanta $218 round-trip

Columbus to Ft Lauderdale $218 round-trip

Pittsburgh to Ft Myers $218 round-trip

Louisville to Orlando $174 round-trip

New York to Atlanta $262 round-trip

New York to Indianapolis $138 round-trip

New York to Houston $258 round-trip

Dayton to Orlando $246 round-trip

Orlando to Indianapolis $218 round-trip

Philadelphia to Atlanta $234 round-trip

San Juan to Ft Lauderdale $230 round-trip

Columbus to Tampa $218 round-trip

San Juan to Tampa $274 round-trip

Washington DC to Atlanta $168 round-trip

Kansas City to Ft Lauderdale $310 round-trip

Denver to Atlanta $258 round-trip

Denver to Ft Lauderdale $268 round-trip

Denver to Orlando $268 round-trip

Phoenix to Columbus $388 round-trip

Phoenix to Omaha $282 round-trip

Chicago to Las Vegas $362 round-trip

Chicago to New York $218 round-trip

Chicago to Charlotte $266 round-trip

Chicago to Newark $242 round-trip

Chicago to Boston $202 round-trip

Los Angeles to Denver $188 round-trip

Portland to Las Vegas $198 round-trip

Houston to Boston $236 round-trip

Houston to Newark $258 round-trip

Houston to Washington DC $208 round-trip

Oakland to Columbus $250 round-trip

All products and services mentioned on Airfarewatchdog are independently selected by our team of expert travelers. If you buy something through our links, we may earn an affiliate commission.

More Stories You'll Love