Miles between Boulder, CO and Norwalk, OH

There are
1,300 mi
from Boulder, CO to Norwalk, OH

That's the driving distance. It would take 23 hours 13 mins to go from Boulder, Colorado to Norwalk, Ohio.

The flight distance (direct flight from Boulder, CO to Norwalk, OH) is 1,187.65 mi.

1,300 mi = 1.61 kms