Miles between Missoula, MT and Alton, IL

There are
1,619 mi
from Missoula, MT to Alton, IL

That's the driving distance. It would take 1 day 4 hours to go from Missoula, Montana to Alton, Illinois.

The flight distance (direct flight from Missoula, MT to Alton, IL) is 1,319.70 mi.

1,619 mi = 1.61 kms