Miles between Fort Smith, AR and Castle Rock, CO

There are
788 mi
from Fort Smith, AR to Castle Rock, CO

That's the driving distance. It would take 13 hours 40 mins to go from Fort Smith, Arkansas to Castle Rock, Colorado.

The flight distance (direct flight from Fort Smith, AR to Castle Rock, CO) is 636.25 mi.

788 mi = 1,268.79 kms