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American Airlines Cancellation Policy – All flyers will have 24 hours from the time of their original booking to American Airlines Change Flight or cancel their reservation without being charged a cancellation fee, regardless of the fare selected.
With our 24-hour United Cancellation Policy you can cancel or United Airlines Change Flight to your reservation date or time within 24-hours of buying your ticket without paying a fee.
British Airways Cancellation Policy or British Airways Change Flight