There are
2,160 mi
from Missoula, MT to Opelika, AL
That's the driving distance. It would take 1 day 15 hours to go from Missoula, Montana to Opelika, Alabama.
The flight distance (direct flight from Missoula, MT to Opelika, AL) is 1,795.22 mi.
2,160 mi = 3.22 kms