Miles between Boulder, CO and Rocky River, OH

There are
1,336 mi
from Boulder, CO to Rocky River, OH

That's the driving distance. It would take 23 hours 49 mins to go from Boulder, Colorado to Rocky River, Ohio.

The flight distance (direct flight from Boulder, CO to Rocky River, OH) is 1,226.18 mi.

1,336 mi = 1.61 kms