The latest sale from Southwest includes both domestic and international routes for travel through spring 2018.

Domestic fares are valid for nonstop travel on Mondays through Thursdays, as well as Saturdays, from November 28 through May 23. International routes are valid for nonstop travel on Mondays through Thursdays, from January 9 through March 1, and again from April 3 through May 18.

Avoid black out dates from December 22-23, 26-27, and 30-31.

Tickets must be booked by 11:59pm, November 23.

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:

Albany to Orlando $232 round-trip

Pittsburgh to Fort Myers $256 round-trip

Atlanta to Denver $236 round-trip

Atlanta to Las Vegas $270 round-trip

Indianapolis to Phoenix $302 round-trip

Philadelphia to Las Vegas $388 round-trip

Louisville to Las Vegas $240 round-trip

Atlanta to Los Angeles $274 round-trip

Kansas City to Orlando $258 round-trip

Austin to Las Vegas $230 round-trip

Kansas City to Las Vegas $214 round-trip

Chicago to Las Vegas $252 round-trip

Minneapolis to Denver $174 round-trip

Oklahoma City to Las Vegas $264 round-trip

Omaha to Las Vegas $220 round-trip

Omaha to Phoenix $256 round-trip

San Antonio to Las Vegas $230 round-trip