Last day Delta SkyMiles members can earn Delta Medallion qualifying miles (MQMs) and double miles with stays of two consecutive nights or more at Hilton Worldwide. Registration required at http://www.insideflyer.com/link/?2905
Last day to earn up to 15,000 bonus Aeroplan miles for select routes. Receive an additional one-time 15,000 miles bonus when you fly three eligible one-way flight segments in Latitude or Executive First between Canada and Europe or Asia. Registration required.
Last day Hyatt Gold Passport members can earn 10,000 bonus points after every five nights at eligible rates at any participating Hyatt location worldwide. Register at http://www.goldpassport.com/welcome10K
Last day Hilton HHonors members can earn double base points on all Hilton stays or quadruple base points on the entire stay for each stay that includes a Sunday night. Registration required at http://www.HHonors.com/Sunday
Last day for the Starwood Preferred Guest Rewarding Returns promotion where members can choose from a list of award options after five stays. Registration required.
Last day Priority Club Rewards members can choose to earn either double points or miles beginning with your second stay or one free night after two stays. Registration required by Dec. 20 at http://www.priorityclub.com/sweetdilemma