Miles between Duluth, MN and Castle Rock, CO

There are
1,098 mi
from Duluth, MN to Castle Rock, CO

That's the driving distance. It would take 19 hours 19 mins to go from Duluth, Minnesota to Castle Rock, Colorado.

The flight distance (direct flight from Duluth, MN to Castle Rock, CO) is 820.93 mi.

1,098 mi = 1.61 kms