There are
1,425 mi
from Missoula, MT to Warrensburg, MO
That's the driving distance. It would take 1 day to go from Missoula, Montana to Warrensburg, Missouri.
The flight distance (direct flight from Missoula, MT to Warrensburg, MO) is 1,165.61 mi.
1,425 mi = 1.61 kms