How to change my flight on American Airlines
You can change your American Airlines flight anytime before the scheduled departure time of your first flight. Unlike other airlines, American Airlines doesn't require that you change or cancel your flights at a set time before departure. American Airlines flight change by selecting the "Change Flight" or "Modify Booking" option. You will then be prompted to search for alternative flights that suit your new travel plans. After finding a suitable replacement American Airlines flight, choose it and review the details before proceeding. Depending on the fare rules and the new flight's cost, you may need to pay any fare difference or change fees.
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