Miles between Santa Ana, CA and Castle Rock, CO

There are
1,040 mi
from Santa Ana, CA to Castle Rock, CO

That's the driving distance. It would take 18 hours 15 mins to go from Santa Ana, California to Castle Rock, Colorado.

The flight distance (direct flight from Santa Ana, CA to Castle Rock, CO) is 818.98 mi.

1,040 mi = 1.61 kms