11
/15
Last day for American AAdvantage members to earn 5,000 bonus miles for roundtrips between the U.S. and London, Frankfurt, or Zurich in Y, B, or H fare classes; or 2,500 bonus miles in economy-class fares booked in K, L, or M. Registration is required.

Last day to earn 1,000 bonus miles for car rentals from Dollar with the following frequent flyer programs: Mileage Plan, AAdvantage, OnePass, SkyMiles, WorldPerks, Mileage Plus, and Dividend Miles.

Last day to earn triple miles for car rentals from Thrifty with the following frequent flyer programs: Mileage Plan, AAdvantage, OnePass, SkyMiles, WorldPerks, Mileage Plus and Dividend Miles.

12
/15
Last day to stay two separate times at most Choice Hotels properties in the U.S., Canada, Mexico, or the Caribbean to earn enough points for a free future stay.

Last day to book a Red Lion Hotel stay on Travelocity to receive an electronic certificate good for 10 percent savings on a future Alaska Airlines or Horizon Air flight.

/31
Members of Delta SkyMiles who have had no account activity during the past two years will have their mileage balances expire.

Members of the original Delta Frequent Flyer program have until this date to claim awards under the old Frequent Flyer award schedule.