Frequent flyer programs worldwide by revenue 2020

In 2020, American Airlines' frequent flyer program, AAdvantage, generated only 2.9 billion U.S. dollars in billings, closely followed by Delta's SkyMiles, with 2.8 billion U.S. dollars. A frequent flyer program is an airline loyalty program to encourage airline passengers to accumulate points, also called miles or kilometers, which can be redeemed for air travel or other rewards.

于2020年，美国航空公司的常旅客计划AAdvantage仅创造了29亿美元的账单收入，紧随其后的是达美航空的SkyMiles计划，其账单收入为28亿美元。常旅客计划是一种航空公司忠诚度计划，旨在激励航空旅客累积积分，亦称里程或公里数，这些积分可用于兑换航空旅行或其他奖励。