OK I'm late on this one – but it may still help you. JetBlue is running a sale today that gives you 20% off the base fares.
Promo Code: COLDTURKEY
20% off* the base fare of a domestic JetBlue flight. (Base fare is everything but the gov't taxes/fees)
Book by November 18, 2013 (11:59 PM PST)
Travel December 3 – December 18, 2013 or January 7 – February 12, 2014
Not valid for Friday or Sunday flights.
Not valid on previous bookings
How to Book:
Promo codes can only be redeemed online at jetblue.com/promo
Search an eligible flight
Enter promo code from www.jetblue.com/deals/the-cold-turkey-sale exactly as it appears (case sensitive)
You must select flights in order for discount to appear. Once selected you will see the discount amount displayed in the itinerary subtotal on the right side of the flights page
Only one code per reservation