American Airlines Boeing 777300ER Seating Chart Updated Searching for a seat diagram for American Airlines? You're in the right place! When preparing for your upcoming flight with American Airlines, it’s beneficial to have access to a seating diagram. This useful resource allows you to view and choose the perfect chair that suits your personal preferences. By consulting the chair diagram, you can easily identify features like ample leg space, restrooms, and other crucial details concerning your travel experience. So regardless if you travel often or if it’s your debut flight, be sure to inspect the chair map for American Airlines to improve your flying experience. Enjoy your flight!