There are
1,297 mi
from Missoula, MT to Altoona, IA
That's the driving distance. It would take 22 hours 6 mins to go from Missoula, Montana to Altoona, Iowa.
The flight distance (direct flight from Missoula, MT to Altoona, IA) is 1,074.90 mi.
1,297 mi = 1.61 kms