Here is the full list of all 40 Learn to Fly 3 achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Reach an altitude of 10,000,000
Earn all in-game medals.
Reach an altitude of 5,000,000
Hit 30 obstacles in a single flight
Complete the game on Story Mode at 4,000,000 altitude
Complete Story Mode at 4,000,000 in 13 days or less
Have a single flight lasting more than 200 seconds
Complete Story Mode in 6 days or less
Beat Payload Mode.
Make a total of 200 purchases
Fly for a total altitude of 20,000,000
Destroy the moon and prevent Goku from …wait what?
Reach an altitude of 100,000 with the default body (empty) equipped.
Play for 200 in-game days.
Beat the highscore at Dodo Invaders
Find the game hidden inside the game!
Reach an altitude of 10,000 with the default body (empty) equipped.
Earn a total of $1,000,000 (across all modes, cumulative)
Reach a speed of 100mph. Launcher speed doesn't count!
Reach an altitude of 400,000
Reach an altitude of 25,000 without launchers or boosts
Reach an altitude of 200,000 without launchers or boosts
Find all 4 hidden videos
Have $150,000 in your wallet.
Beat Classic Mode.
Complete Story Mode
Fly for a total of 2500 seconds
Play for 50 in-game days.
Have $10,000 in your wallet.
Fly horizontally for a distance of 100,000
Hit a total of 100 obstacles
Earn a total of $50,000 (across all modes, cumulative)
Play the game for 2 real life days
Make a total of 20 purchases
Fly for a total altitude of 500,000
Fly horizontally for a distance of 10,000
Fly for a total of 300 seconds
Have a single flight lasting more than 20 seconds
Reach a speed of 20mph. Launcher speed doesn't count!
Reach an altitude of 5,000