Here are some freeware add-on scenery files which will add a more realistic Lukla Airport and area around Everest to your flight sim experience. All files are hosted at www.avsim.net. You will need to register to download content from the site, but it’s free, painless, and you get life-long access to their add-ons, which run from scenery files to airplanes.
Himalayan Peaks LOD10 Mesh, Volume 1 – Mt. Everest and Kula Kangri by Holger Sandmann and Jonathan de Ferranti
Himalayan Peaks Volume 2 – Mt. Everest photoreal textures by Holger Sandmann
Airports of Nepal, version 2.0 by Einar Aarvik
Airports of Nepal 2.1 (requires v. 2.0) by Einar Aarvik and Halfdan Abrahamsen
Enjoy.
