Miles between Boulder, CO and Springboro, OH

There are
1,234 mi
from Boulder, CO to Springboro, OH

That's the driving distance. It would take 22 hours 11 mins to go from Boulder, Colorado to Springboro, Ohio.

The flight distance (direct flight from Boulder, CO to Springboro, OH) is 1,114.88 mi.

1,234 mi = 1.61 kms