Miles between Boulder, CO and Kettering, OH

There are
1,220 mi
from Boulder, CO to Kettering, OH

That's the driving distance. It would take 22 hours 2 mins to go from Boulder, Colorado to Kettering, Ohio.

The flight distance (direct flight from Boulder, CO to Kettering, OH) is 1,116.93 mi.

1,220 mi = 1.61 kms