Check in beginning 24 hours and up to 45 minutes before your flight (90 minutes for international).

Find your trip on aa.com to check in online, change or cancel your reservation, add special requests, and redeem Trip or Flight Credit.

Visit aa.com on your phone or download our app to check flight status, book flights, check-in and more.

Dec 12, 2025 · -Mobile boarding pass: Check in for your trip and retrieve your mobile boarding pass. No need to print, and it’s updated along the way. -Flight updates: Get the latest flight …

- Booking: Book your next trip along with our hotel, car, cruise and vacation partners right from the app. - Mobile boarding pass: Check in for your trip and retrieve your mobile boarding pass.

Log in to your AAdvantage account to manage bookings, check-in, and access exclusive benefits with American Airlines.

Step-by-step guide to checking in online for American Airlines flights. Learn when to check in, how to get a mobile boarding pass, and save time at the airport.

Aug 24, 2025 · Learn how to check in for American Airlines online, on the app, or at the airport. Find check-in times, boarding pass options, and FAQs.

Simply visit https://www.aa.com and click on the "Check-In" tab. From there, you will be prompted to enter your booking details and follow the step-by-step process to check in for your flight.

Check in online or from the app starting 24 hours and up to 45 minutes before your domestic flight.