Great destination. Good rent. Versatile booking options with American Airlines. Revision of plans? We enable same-day confirmed changes on selected flights for a fee, with few exceptions. The alternate flight must be to the same origin and destination as you and your flight modification will be confirmed only within hours of departure. There is no modification fee on US operated flights, although the difference in fares still applies. American Airlines does not charge any fees for ever-changing flights. For domestic flights, the US charges no cancellation fees on paid fares and no fees for international flights. There is also no charge for your inbound international travel. To change your flight to the U.S., you'll need to pay a fee depending on the destination. American Airlines currently enables passengers to change their flights for free until the top of the year. Airlines recently announced temporary flight modification policies for patrons who have purchased associate degree airline value tickets between certain dates.