The London Heathrow International Airport and the Boeing 307 Stratoliner airplane are two add-ons available for FSX. Players can download both add-ons for free at Fly Away Simulation.
The airport add-on adds the Heathrow International Airport to the game. The airport is fully functional with the airline assignments and runways operating in the game. The developer adds that the airport can also accommodate AI packages that use real world flight schedules. As of December 2015, the users gave 4.5 out of five stars to the add-on.
The airplane add-on adds the Boeing 307 Stratoliner in three color variations, all designed after real world airplanes used by Pan American and TWA. The add-on also includes a cockpit. As of December 2015, the add-on has received a user score of four out of five stars.