Games like Departure.
Games like Departure. include The Room, The Witness, Firewatch, The Room 4: Old Sins, and Blue Prince. We matched them by the tags players give Departure. on Steam (Casual, Adventure, Mystery, Puzzle, and Singleplayer): closest matches first, and among equally close ones the better-known games.

The Room
Shared: Mystery · Puzzle · Adventure

The Witness
Shared: Puzzle · First-Person · Singleplayer

Firewatch
Shared: Adventure · Mystery · Atmospheric

The Room 4: Old Sins
Shared: Mystery · Puzzle · Adventure

Blue Prince
Shared: Mystery · Puzzle · Singleplayer

Outer Wilds
Shared: Mystery · Adventure · Exploration

Riven
Shared: Adventure · Puzzle · Singleplayer

Slime Rancher
Shared: Adventure · Singleplayer · Exploration

Call of the Sea
Shared: Adventure · Puzzle · First-Person

Quern - Undying Thoughts
Shared: Adventure · Mystery · Puzzle

The Room Two
Shared: Mystery · Puzzle · Adventure

The House of Da Vinci
Shared: Mystery · Puzzle · Adventure

What Remains of Edith Finch
Shared: Mystery · Adventure · Atmospheric

Antichamber
Shared: Puzzle · First-Person · Singleplayer

The Room Three
Shared: Adventure · Mystery · Puzzle

Boxes: Lost Fragments
Shared: Mystery · Puzzle · Adventure

Chants of Sennaar
Shared: Adventure · Puzzle · Singleplayer

Stray
Shared: Adventure · Singleplayer · Atmospheric

Big Walk
Shared: Puzzle · Adventure · Casual

Moncage
Shared: Casual · Puzzle · Adventure

Poppy Playtime
Shared: Singleplayer · Puzzle · First-Person

The Unfinished Swan
Shared: Adventure · Puzzle · Casual

Monument Valley
Shared: Adventure · Puzzle · Casual

Obduction
Shared: Adventure · Puzzle · Mystery