https://forums.ni.com/t5/FlexLogger/cancel-or-modify-What-is-the-cancellation-policy-for-American/td-p/4401927 ((cancel or modify)) What is the cancellation policy for American Airlines? Quick-connect If you cancel your booking within 24 hours of purchase +1-866^884>3314] , and the departure is more than 7 days away, you will not be charged any cancellation fees, and a full refund is provided +1-866^884>3314] .