1-888-595-2181 You have American Airlines (the AAdvantage miles) available or eligible to use while making flight bookings, hotels staying, upgrading the ticket, or more. However, recently, you don't require your miles; you are looking to transfer the A.A. miles but need to learn how to do this easily. Consequently, you can transfer American Airlines miles transfer to another AAdvantage member account using any of the following methods.