The latest sale from Southwest features domestic fares for winter/spring travel. 

Fares are valid for nonstop travel on Mondays through Thursdays, as well as Saturdays, from December 19 through May 23. Fares to/from San Juan, Puerto Rico are valid from January 16 through March 1, and again from April 3 through May 17.

Avoid black out dates from December 22-23, December 26-27, and December 30.

Tickets must be booked by 11:59pm, November 30.

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.

Fares include:

Atlanta to Baltimore $174 round-trip

Atlanta to Washington DC $174 round-trip

Atlanta to Tampa $184 round-trip

Boston to Atlanta $122 round-trip

Cincinnati to Baltimore $98 round-trip

Newark to Fort Lauderdale $174 round-trip

Fort Lauderdale to San Juan $230 round-trip

New York to Atlanta $196 round-trip

Philadelphia to Atlanta $256 round-trip

Philadelphia to West Palm Beach $186 round-trip

Philadelphia to Tampa $186 round-trip