If you book a flight with American Airlines at least seven days before departure, you can cancel it within 24 hours without facing any cancellation fees. To cancel, you can call their US agent at +1-855-838-4859 or send an email to support@americanairlines.com.
Cancel for Free Within 24 Hours: For cancellations made within 24 hours of booking, simply call [+1-855-838-4859] or dial the toll-free number [+1-855-838-4859]. American Airlines permits free cancellations and will issue a full refund for any ticket type, whether refundable or non-refundable.
