fly (v)
wing (v)

Definition: travel through the air
Example: Man cannot fly.

break away (v)
bunk (v)
escape (v)
fly the coop (v)
head for the hills (v)
hightail it (v)
lam (v)
run (v)
run away (v)
scarper (v)
scat (v)
take to the woods (v)
turn tail (v)

Definition: flee
Example: If you see this man, run!. The burglars escaped before the police showed up.

slope (v)
pitch (v)
incline (v)

Definition: be at an angle
Example: The terrain sloped down.

break loose (v)
escape (v)
get away (v)

Definition: run away from confinement
Example: The convicted murderer escaped from a high security prison.

flee (v)
fly (v)
take flight (v)

Definition: run away quickly
Example: He threw down his gun and fled.