Miles between Boulder, CO and Monticello, MN

There are
868 mi
from Boulder, CO to Monticello, MN

That's the driving distance. It would take 16 hours 46 mins to go from Boulder, Colorado to Monticello, Minnesota.

The flight distance (direct flight from Boulder, CO to Monticello, MN) is 687.24 mi.

868 mi = 1,397.12 kms