Miles between Dayton, OH and Helena, MT

There are
1,761 mi
from Dayton, OH to Helena, MT

That's the driving distance. It would take 1 day 7 hours to go from Dayton, Ohio to Helena, Montana.

The flight distance (direct flight from Dayton, OH to Helena, MT) is 1,470.85 mi.

1,761 mi = 1.61 kms