it depends on how much fuel they have in them and the type of plane you are talking about
2,000 airplanes fly in the air each day.
a lot!
Because cats do not have the capability to fly airplanes.
Because people are not able to fly without a airplanes.
You are unable to fly airplanes, however you can fly helicopters.
because it is the layer where airplanes fly
Type your answer here... airplanes fly in the stratosphere to avoid weather problems
Lift makes paper airplanes fly, just as it does real planes.magic
They fly.
Airplanes fly, trains don't.
Babies can fly for free on airplanes until they turn 2 years old.
Airplanes fly because they cant swim.