There are many alternatives to Microsoft Flight Simulator for Windows if you are looking for a replacement. The best free Windows alternative is FlightGear, which is also Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Microsoft Flight Simulator and five of them are free and available for Windows so hopefully you can find a suitable replacement. Other interesting free Windows alternatives to Microsoft Flight Simulator are Rigs of Rods, YS Flight Simulator, Microsoft Flight and Wizzsim.com Flight Simulator Freeware.
The FlightGear flight simulator project is an open-source, multi-platform, cooperative flight simulator development project. It also simulates space flight in Earth's orbit.
Rigs of Rods is an open source vehicle simulator licensed under the GNU General Public License version 3. What makes Rigs of Rods different to most simulators is its unique soft-body physics: vehicles, machines, objects, etc.
YS Flight Simulator is a free flight simulator specifically designed for computers without powerful graphics rendering capabilities.
Microsoft Flight is a flight simulation game from Microsoft Studios created as a successor to the long-running, discontinued Microsoft Flight Simulator series. The simulation game is offered "free-to-play"; only charging gamers for downloading extra content, aircraft...
Flight Simulator Freeware downloads for MSFS, FSX, FS2004 to FS98, Prepar3D and X-Plane. Freeware Software plus all the latest flight sim news.
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It's free and open-source, and that means I like it!