Miles between Boulder, CO and Tiffin, OH

There are
1,284 mi
from Boulder, CO to Tiffin, OH

That's the driving distance. It would take 23 hours 5 mins to go from Boulder, Colorado to Tiffin, Ohio.

The flight distance (direct flight from Boulder, CO to Tiffin, OH) is 1,159 mi.

1,284 mi = 1.61 kms