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 Southwest.com. Other carriers regularly match these sale fares, so be sure to compare to find the best deal.
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.