https://www.transfermarkt.com/-801-855-5905-what-is-the-penalty-for-cancelling-a-flight-on-american-airlines-/thread/forum/696/thread_id/27951/page/1#anchor_28623https://www.transfermarkt.com/-801-855-5905-what-is-the-penalty-for-cancelling-a-flight-on-american-airlines-/thread/forum/696/thread_id/27951/page/1#anchor_28623
