Miles between Boulder, CO and Dearborn, MI

There are
1,277 mi
from Boulder, CO to Dearborn, MI

That's the driving distance. It would take 22 hours 43 mins to go from Boulder, Colorado to Dearborn, Michigan.

The flight distance (direct flight from Boulder, CO to Dearborn, MI) is 1,156.86 mi.

1,277 mi = 1.61 kms