There are
1,855 mi
from Missoula, MT to Marysville, OH
That's the driving distance. It would take 1 day 9 hours to go from Missoula, Montana to Marysville, Ohio.
The flight distance (direct flight from Missoula, MT to Marysville, OH) is 1,590.33 mi.
1,855 mi = 1.61 kms