Hilton Honors

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

The last global World of Hyatt promotion ended November 30, 2018, and the next promotion hasn’t been announced yet.

IHG Rewards Club

Between September 16 and December 16, 2018, earn double points on every stay, up to 15,000 points total, starting after your second stay. Register for the promotion here to find out what additional offers you’ve been targeted for.

Here's the list of current IHG PointsBreaks properties, for reservations made through November 30, 2018.

Radisson Rewards

The last global Radisson Rewards promotion ended August 31, 2018, and the next promotion hasn't been announced yet.

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.