American Airlines' new Flagship Suite business class is set to enter service in June. Here's where you can fly it first.

American Airlines' new Flagship Suites in business class on the Boeing 787-9 Dreamliner are now loaded into the airline's booking channels and available for both cash and points bookings.

American Airlines’ Flagship Suite business class to debut in June on these routes - The Flagship Suite debuts alongside an upgraded premium economy cabin - and launches on flights from Philadelphia an