American Airlines provide 24 hour cancellation policy (+𝟭-𝟴𝟲𝟲-𝟳𝟯𝟴-𝟬𝟲𝟴𝟵) (ota) if you book a flight at least 7 day before departure and cancel within 24 hour of Booking you will get full refund without any cancellation fee
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