Miles between Great Falls, MT and Dayton, OH

There are
1,669 mi
from Great Falls, MT to Dayton, OH

That's the driving distance. It would take 1 day 5 hours to go from Great Falls, Montana to Dayton, Ohio.

The flight distance (direct flight from Great Falls, MT to Dayton, OH) is 1,448.21 mi.

1,669 mi = 2,686.74 kms