JetBlue offers unlimited travel pass

August 12, 2009 The airline is offering a one month pass for unlimited travel. It costs $599 and can be used between September 8 and October 8.

There are no blackout dates and every available seat is up for grabs. The pass is good for all of JetBlue's 56 destinations. Passengers can book flights up to three days before they travel.

To buy the pass customers must enroll in JetBlue's loyalty program 'TrueBlue.'