Update: this popular deal may have sold out. See more deals >

The latest AirTran/Southwest combo deal has seen prices cut on over 100 domestic routes, starting at $138 round-trip. You can travel all the way through fall and winter. These are the rules:

– You can fly now through February 12, 2014.

– Fly any day of the week except Friday and Sunday.

– 14-day advance purchase required.

– Sale fares are one-way only; round-trip purchase not required.

– No travel allowed November 26 – December 3 and December 19 – January 5.

– Book flights by 11:59pm PT August 29.

Check the AirTran and Southwest websites for full details of the respective sales, or use our airfare comparison tool to find the lowest prices.

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