Southwest Airlines: $39 fares for its 39th b-day.

Southwest Airlines is turning 39 this year, and they're celebrating by offering $39 fares this summer! Or rather, "fares as low as $39," which means many of them are $79 or $119 each way. But the $39 fares include:

• Baltimore to Boston
• Baltimore to New York City
• Boston to Philadelphia
• Burbank to Las Vegas
• Chicago to Nashville
• Detroit to St. Louis
• Las Vegas to L.A.
• Las Vegas to San Francisco
• L.A. to Tucson
• Minneapolis to St. Louis
• NYC to Raleigh/Durham
• Oakland to San Diego
• And a bunch of others

More fun restrictions:

• Purchase by June 24, 2010, 11:59 pm Pacific Time.
• Travel September 8 through November 17, 2010.
• Travel valid every day except Fridays & Sundays.

So, if you want a little getaway this fall and you're ready to buy now, you could get a good rate with on this sale...