Miles between Amarillo, TX and Castle Rock, CO

There are
399 mi
from Amarillo, TX to Castle Rock, CO

That's the driving distance. It would take 7 hours 16 mins to go from Amarillo, Texas to Castle Rock, Colorado.

The flight distance (direct flight from Amarillo, TX to Castle Rock, CO) is 331.41 mi.

399 mi = 642.92 kms