American Airlines & AA.com: 5% off your next flight when you use promo code: FCB20K0809
To qualify, book your reservations on AA.com by 11:59pm (CT) Wednesday, August 5, 2009. and travel between September 1, 2009 – November 15, 2009 with embargoes from September 4 – 7, 2009 and September 11-13, 2009.