Hilton Honors

Between January 4 and May 5, 2019, earn 2,000 bonus points per stay and 10,000 additional bonus points every time you complete 5 stays or 10 nights. Register for the promotion here.

Between September 10, 2018, and January 3, 2019, earn triple base points on stays at Waldorf Astoria Hotels and Resorts and Conrad Hotels and Resorts, and double base points on all other stays, excluding Hampton by Hilton Hotels in mainland China. Find the full list of triple points properties here, and register for the promotion here.

Hilton is also offering a range of targeted promotions you can try signing up for, although I wasn’t able to successfully register for any of them. Find the complete list of targeted bonuses and signup links here.

Marriott Rewards

Between September 26, 2018, and January 31, 2019, earn 2,000 bonus points on all stays of two or more nights and 1,000 bonus points per brand, starting with your second brand. Register for the promotion here by January 7, 2019.

World of Hyatt

Between October 15, 2018, and January 31, 2019, earn 1,000 bonus American Airlines miles per qualifying stay at any Hyatt Place or Hyatt House hotel. Registration for this promotion has already closed.

IHG Rewards Club

Between January 15 and April 15, 2019, earn at least 40,000 IHG Rewards points by completing your targeted offers. Register for the promotion here to find out what offers you’ve been targeted for.

Here's the list of current IHG PointsBreaks properties, for reservations made through February 29, 2019.

Radisson Rewards

Through March 31, 2019, earn up to 120,000 bonus points for staying up to 20 eligible nights, including Free Award Night redemption stays, at all Radisson brands worldwide. Register for the promotion here.

Between October 1, 2018, and February 28, 2019, earn 5,000 bonus points for every stay of 2 nights or more booked at any participating Radisson Collection hotel. Find the list of participating properties here.

Choice Privileges

Earn double points on qualifying stays between December 4, 2018, and February 15, 2019, up to 30,000 bonus points. Register for the promotion here.

Through January 31, 2019, earn 1,000 bonus Choice Privileges points when you book a paid stay through their promotional booking portal. Book your stay here.

Through February 15, 2019, receive between 200 and 3,000 Choice Privileges points by completing this form.