Games like AeroBird
Games like AeroBird include Slime Rancher, Slime Rancher 2, Florence, Moncage, and Carto. We matched them by the tags players give AeroBird on Steam (Adventure, Casual, Sports, Cartoon, and Cinematic): closest matches first, and among equally close ones the better-known games.

Slime Rancher
Shared: Adventure · Cute · First-Person

Slime Rancher 2
Shared: Cute · Adventure · First-Person

Florence
Shared: Casual · Adventure · Indie

Moncage
Shared: Casual · Adventure · Indie

Carto
Shared: Cute · Adventure · Indie

Donut County
Shared: Casual · Adventure · Cute

Thank Goodness You're Here!
Shared: Adventure · Casual · Hand-drawn

A Short Hike
Shared: Adventure · Casual · Cute

A Story About My Uncle
Shared: Adventure · First-Person · Indie

Pikuniku
Shared: Adventure · Casual · Indie

Labyrinth City: Pierre the Maze Detective
Shared: Adventure · Casual · Cartoon

Bugsnax
Shared: Adventure · Cute · First-Person

TOEM: A Photo Adventure
Shared: Adventure · Casual · Cute

Melvor Idle
Shared: Casual · Adventure · Indie

LUNA The Shadow Dust
Shared: Adventure · Casual · Indie

Firewatch
Shared: Adventure · First-Person · Singleplayer

Passpartout: The Starving Artist
Shared: Casual · Indie · Cartoon

Senren * Banka
Shared: Casual · First-Person · Cute

Gorogoa
Shared: Casual · Indie · Hand-drawn

Golf With Your Friends
Shared: Casual · Sports · Indie

Cat Quest
Shared: Adventure · Cute · Casual

Stray
Shared: Adventure · Cute · Singleplayer

WEBFISHING
Shared: Casual · Cute · Indie

MiSide
Shared: Cute · First-Person · Singleplayer