Miles between Boulder, CO and Piqua, OH

There are
1,227 mi
from Boulder, CO to Piqua, OH

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

The flight distance (direct flight from Boulder, CO to Piqua, OH) is 1,109.14 mi.

1,227 mi = 1.61 kms