Up to 2 miles per $1 at Marriott hotels

Delta SkyMiles members can earn 2 miles per $1 at full-service Marriott Bonvoy brands and 1 mile per $1 at select-service brands instead of hotel points.

Conditions: One-time setup: in your Marriott Bonvoy account choose miles as your earning preference and save your SkyMiles number. 2 miles at brands such as Ritz-Carlton, JW Marriott, Westin and Sheraton. 1 mile at brands such as Courtyard, Fairfield, Residence Inn and Aloft. Eligible charges only.