Games like Fly Over! 100KM! Mountains!
Games like Fly Over! 100KM! Mountains! include Librarian: Tidy Up the Arcane Library!, Placid Plastic Duck Simulator, Jalopy, Retrowave, and PowerWash Simulator. We matched them by the tags players give Fly Over! 100KM! Mountains! on Steam (Casual, Simulation, Racing, 3D Platformer, and Runner): closest matches first, and among equally close ones the better-known games.

Librarian: Tidy Up the Arcane Library!
Shared: Casual · Collectathon · Relaxing

Placid Plastic Duck Simulator
Shared: Casual · Collectathon · Simulation

Jalopy
Shared: Racing · Simulation · Casual

Retrowave
Shared: Racing · Casual · Simulation

PowerWash Simulator
Shared: Casual · Simulation · Relaxing

VHOLUME
Shared: 3D Platformer · Casual · Runner

Refunct
Shared: 3D Platformer · Casual · Relaxing

Unpacking
Shared: Casual · Relaxing · Simulation

Passpartout: The Starving Artist
Shared: Casual · Simulation · Relaxing

The Sims™ 4
Shared: Simulation · Casual · Free to Play

Superflight
Shared: Casual · Relaxing · Atmospheric

Haste
Shared: 3D Platformer · Runner · Racing

Slime Rancher 2
Shared: Simulation · Relaxing · Casual

CarX Drift Racing Online
Shared: Simulation · Racing · Relaxing

Drift86
Shared: Racing · Casual · Simulation

Easy Delivery Co.
Shared: Relaxing · Simulation · Racing

Just Go
Shared: Casual · Simulation · 3D Platformer

PowerWash Simulator 2
Shared: Casual · Simulation · Relaxing

House Flipper
Shared: Simulation · Casual · Relaxing

My Dream Setup
Shared: Simulation · Casual · Relaxing

Mountain
Shared: Simulation · Casual · Relaxing

Climber Animals: Together
Shared: Simulation · Casual · 3D Platformer

Leaf it Alone
Shared: Simulation · Casual · Relaxing

Disney Speedstorm
Shared: Racing · Casual · 3D