They're now offering "All You Can Jet" fares for anyone enrolled in their "True Blue" frequent flier club.
For $499, you can take as many flights as you want between September 7 and October 6, 2010. You just can't fly on Fridays or Sundays. For $699 you can take unlimited flights seven days a week for that same month-long period.
The "All You Can Jet" passes are on sale now, while supplies last. You can begin booking flights using your pass on August 23, 2010.
For all the details on this offer, click here.
Thanks to Cheap Stingy Bargains for this tip.