Miles between Boulder, CO and Blue Ash, OH

There are
1,213 mi
from Boulder, CO to Blue Ash, OH

That's the driving distance. It would take 21 hours 45 mins to go from Boulder, Colorado to Blue Ash, Ohio.

The flight distance (direct flight from Boulder, CO to Blue Ash, OH) is 1,110.66 mi.

1,213 mi = 1.61 kms