Miles between Boulder, CO and Niles, MI

There are
1,096 mi
from Boulder, CO to Niles, MI

That's the driving distance. It would take 19 hours 36 mins to go from Boulder, Colorado to Niles, Michigan.

The flight distance (direct flight from Boulder, CO to Niles, MI) is 998.61 mi.

1,096 mi = 1.61 kms