Miles between Thornton, CO and Dayton, OH

There are
1,197 mi
from Thornton, CO to Dayton, OH

That's the driving distance. It would take 21 hours 34 mins to go from Thornton, Colorado to Dayton, Ohio.

The flight distance (direct flight from Thornton, CO to Dayton, OH) is 1,100.41 mi.

1,197 mi = 1.61 kms