Yet another Southwest.com sale

Southwest ends one sale, and the next day begins another. Seldom have we seen so many serial sales from these guys. This sale ends midnight Central Time Dec. 17. Fares are nationwide and $99 oneway or less.

More rules:

• Available only on southwest.com.
• 14-day advance purchase required.
• Purchase November 27 through December 17, 2007, midnight Central Time.
• Travel December 11, 2007 through March 7, 2008.
• Travel on a Tuesday or Wednesday only.
• Blackout dates include: December 21-22, 26-30, 2007 and February 15 & 24, 2008.

We're posting these as fast as we can, noting airlines that are matching.