Miles between Flint, MI and Castle Rock, CO

There are
1,290 mi
from Flint, MI to Castle Rock, CO

That's the driving distance. It would take 22 hours 50 mins to go from Flint, Michigan to Castle Rock, Colorado.

The flight distance (direct flight from Flint, MI to Castle Rock, CO) is 1,125.72 mi.

1,290 mi = 1.61 kms