11
/15
Last day to earn up to 50,000 American AAdvantage miles on select flights within the United States. Fly two roundtrips for 25,000 bonus miles or four roundtrips for 50,000 bonus miles. Must register before travel; promotion code AA25X.

Last day to earn a roundtrip Southwest Rapid Rewards award ticket when flying two long-distance roundtrips (1,250 miles or more between origin and destination).

/30
Last day to earn an award night through the Faster Free Nights promotion at a Hyatt hotel worldwide after two eligible Hyatt stays when you pay with your MasterCard. Must register before booking; code FFNF07.

Last day to earn 8,000 Choice Privileges bonus points (enough for an award night) when staying two separate times at participating Choice hotels in the U.S., Canada, Ireland, Mexico and the Caribbean.

Last day to convert Diners Club Club Rewards points for 50 percent more miles in the Midwest Miles program.

12
/1
Last day to claim roundtrip Northwest WorldPerks cash plus miles flight awards within North America from $89 and 20,000 miles, transatlantic tickets from $280 and 20,000 miles and transpacific tickets from $520 and 20,000 miles.

/5
Last day to book five nights or longer at a participating Fiesta Americana Resort in Mexico to get 10,000 Continental OnePass bonus miles; promotion code COV10000.