Buy 2 Get 1 Free Flight 

Take 2 trips between Boston and Denver, CO / Las Vegas, NV / Long Beach, CA / Oakland, CA / San Diego, CA / San Francisco, CA / Seattle, WA // & get a free JetBlue flight. To qualify for your free flight, your 2 roundtrip flights must be booked & completed between 3/19 & 5/31 2009. Flight can only be booked & flown by the TrueBlue member who registers for this promotion (click redeem now). Full terms & details @ Jetblue.com

Expires: 9/8/2010