American Airlines has launched a new promotion, with one of their transfer partners, Marriott Rewards, where you can earn a 20% bonus when you transfer Marriott Rewards to American Airlines AAdvantage miles, and the great part is that there’s no need to register for this.

Offer Details:

Through October 31, 2015, convert your Marriott Rewards points into American Airlines AAdvantage® miles and earn a 20% bonus. You can convert your points here.

Terms and Conditions:

To qualify for this AAdvantage® bonus mile offer, member must initiate the AAdvantage mileage conversions with the Marriott Rewards® program between 12:00 am Central time October 1, 2015 and 11:59 pm Central time October 31, 2015 (the “Promotion Period”), and be in good standing AAdvantage Program and the Marriott Rewards Program. Members can convert multiple times during the Promotion Period.

To earn the 20% conversion bonus, member must convert points from the Marriott Rewards program. This offer is non-transferable and non-reversible.

Bonus miles will be posted by American Airlines to the qualifying AAdvantage member’s account within 7 business days after the initial conversion activity has been posted by Marriott Rewards. Bonus miles earned in this promotion do not count toward elite status qualification. American Airlines, AAdvantage, the Flight Symbol logo and AAdvantage Million Miler are trademarks of American Airlines, Inc.

Hat Tip: View from the Wing