Games like Lonely Trip
Games like Lonely Trip include LIMBO, Braid, FEZ, Zup!, and Zup! S. We matched them by the tags players give Lonely Trip on Steam (Puzzle Platformer, Platformer, Casual, Indie, and Puzzle): closest matches first, and among equally close ones the better-known games.

LIMBO
Shared: Puzzle Platformer · Platformer · Indie

Braid
Shared: Puzzle Platformer · Platformer · Puzzle

FEZ
Shared: Platformer · Indie · Puzzle

Zup!
Shared: Casual · Puzzle · Indie

Zup! S
Shared: Casual · Puzzle · Indie

Zup! F
Shared: Casual · Puzzle · Indie

Defy Gravity Extended
Shared: Puzzle Platformer · Platformer · Indie

Zup! 2
Shared: Casual · Puzzle · Indie

Zup! X
Shared: Casual · Puzzle · Indie

Zup! 3
Shared: Casual · Puzzle · Indie

Zup! 8
Shared: Casual · Puzzle · Indie

Zup! Z
Shared: Casual · Indie · Puzzle

Trine 2: Complete Story
Shared: Puzzle Platformer · Platformer · Puzzle

Moonleap
Shared: Puzzle Platformer · Platformer · Puzzle

Hook
Shared: Casual · Puzzle · Relaxing

Zup! 5
Shared: Casual · Puzzle · Indie

Planet of Lana
Shared: Puzzle Platformer · Platformer · Puzzle

Zup! 6
Shared: Casual · Puzzle · Indie

Zup! 9
Shared: Casual · Puzzle · Indie

Mini Motorways
Shared: Casual · Puzzle · Indie

Zup! Zero
Shared: Casual · Puzzle · Indie

Webbed
Shared: Puzzle Platformer · 2D Platformer · Platformer

GRIS
Shared: Indie · Platformer · Relaxing

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer