what terminal is american airlines at lax

American Airlines operates from Terminals 4 and 5 as well as the Tom Bradley International Terminal at LAX Airport. However, according to the official American Airlines website, American Airlines check-in for gates 40 - 49 and 110 - 159 and flights departing from Terminal B is located at Terminal 4. Therefore, American Airlines is located at Terminal 4 for check-in for gates 40 - 49 and 110 - 159 and flights departing from Terminal B.