Miles between Boulder, CO and Sylvania, OH

There are
1,240 mi
from Boulder, CO to Sylvania, OH

That's the driving distance. It would take 22 hours 12 mins to go from Boulder, Colorado to Sylvania, Ohio.

The flight distance (direct flight from Boulder, CO to Sylvania, OH) is 1,129.57 mi.

1,240 mi = 1.61 kms