Here is the full list of all 32 Airport Madness 4 achievements.
Land a massive rush of airplanes successfully.
Have 3 midair collisions within any 30 second period.
Last for 5 minutes without a crash.
Land no aircraft for 3 minutes.
Have 25 aircraft on the screen all at once.
Land 5 aircraft within any 30 second period.
Get rid of 20 planes within 3 minutes.
Move 50 planes at high speed.
Have 10 collisions within a 5 minute period.
Make 3 planes collide simultaneously.
Hit all targets within 60 seconds.
Move 250 airplanes in level 6.
Have 25 crashes in the entire game.
Move 250 airplanes in level 5.
Move 250 airplanes in level 4.
Land the Shuttle (hidden in the game).
Move a cumulative total of 1000 planes.
Move 250 airplanes in level 3.
Move 250 airplanes in level 2.
Land the Concorde (hidden in the game).
Move a cumulative total of 500 planes.
Earn $500,000 at one airport.
Move 250 airplanes in level 1.
Earn $250,000 at one airport.
Achieve a 100% passenger mood rating at one airport.
Move 100 planes without a crash, at one airport.
At any airport, move 125 planes with no more than 2 crashes.
Move 250 planes without a crash, at one airport.
Earn $1,000,000 at one airport.
Earn $2,000,000 at one airport.
Move a cumulative total of 5000 planes.
Move 500 planes consecutively without a mishap.