American Airlines (AA) is one of the most prominent airlines in the US, based in Fort Worth, Texas. It is renowned as the world's largest airline not only by fleet size and revenue but also by the number of scheduled passengers carried, scheduled passenger-kilometers flown, and the number of destinations served.
Along with its regional partners, American Airlines operates a vast international and domestic network averaging nearly 6,700 flights per day to 350 destinations across more than 50 countries. The regional service is operated by subsidiary carriers under the brand name American Eagle. American Airlines is one of the founding members of Oneworld alliance, world’s third largest airline alliance.
When you’re traveling on American Airlines you can pack one personal item and one carry-on item at no additional charge. All carry-on baggage must meet the required dimensions and permissible weightage as well as fit underneath the seat or in the overhead bins. Furthermore, make sure that your checked baggage adheres to the dimensions and weight limitations specified by the airline. Baggage fees associated with checked bags are based on the travel destinations and/or the number/weightage of additional checked baggage.
You can avoid the queue at the airport by checking in online any time between 45 minutes and 24 hours prior to your domestic flight departure and between 90 minutes and 24 hours before your international flight, and print out your boarding pass before arriving at the airport.