5

/15
Last day to get double points and double tier qualifying points on every Southwest Airlines flight. Registration required at http://insideflyerus.wpengine.com/link/?8310

Last day to get double A+ Rewards credits for all AirTran Airways flights. Registration required at http://insideflyerus.wpengine.com/link/?8466

Last day to get double American AAdvantage miles when flying American Eagle nonstop between Dallas/Fort Worth and Columbia, Mo. Registration required at http://insideflyerus.wpengine.com/link/?8468

Last day to get enough Choice Privileges points to redeem for a free night after your second stay. Registration required at http://ChoiceHotels.com

/31
Last day to earn double United MileagePlus miles in Global First, United BusinessFirst and full-fare economy or 50 percent more miles in discounted economy flights between San Francisco and Paris. Registration required at http://insideflyerus.wpengine.com/link/?8467

Last day to earn 10,000 IHG Priority Club Rewards points when staying three or more nights with Holiday Inn Club Vacations. Book by May 27, 2013.

Last day US Airways Dividend Miles members can earn 5,000 bonus points after every three US Airways Shuttle flights, up to a maximum 50,000 bonus miles. Registration required at http://insideflyerus.wpengine.com/link/?8669