There are
1,464 mi
from Missoula, MT to Menasha, WI
That's the driving distance. It would take 1 day 1 hour to go from Missoula, Montana to Menasha, Wisconsin.
The flight distance (direct flight from Missoula, MT to Menasha, WI) is 1,245.67 mi.
1,464 mi = 1.61 kms