American Airlines: Hubs, Baggage, Check-In & Booking Guide

American Airlines is a major U.S. carrier and a founding member of the Oneworld alliance, which extends its network through partner airlines like British Airways, Qantas, and Cathay Pacific. It operates one of the largest domestic route networks in the country alongside a substantial international long-haul schedule.

American's primary hubs include Dallas-Fort Worth (DFW), Charlotte (CLT), Chicago O'Hare (ORD), Miami (MIA), Philadelphia (PHL), Phoenix (PHX), and both New York airports (JFK and LGA). Connections through these hubs make most U.S. cities reachable with a single stop.

American serves destinations across North America, the Caribbean, Latin America, Europe, and select cities in Asia and the Pacific, either directly or through its Oneworld partners.

Carry-on and checked baggage allowances vary by fare class and route — Basic Economy fares are typically the most restrictive, while Main Cabin and above generally include more flexibility. Baggage fees and weight limits change periodically, so it's worth confirming the current policy for your specific fare and route before you fly.

Check-in is available online, through the American Airlines mobile app, at airport kiosks, or at the check-in counter. Online check-in typically opens 24 hours before departure, and arriving with boarding passes and any required documents ready helps avoid delays at the airport.

American offers Basic Economy, Main Cabin, Premium Economy, Business, and First Class on select long-haul routes. Cabin availability varies by aircraft type and route, so it's worth checking what's offered on your specific flight.

Under U.S. Department of Transportation rules, bookings made at least 7 days before departure can typically be cancelled free of charge within 24 hours of booking. Beyond that window, change and cancellation terms depend on the specific fare purchased, so it's worth reviewing fare rules before booking.