There are
442 mi
from Kalamazoo, MI to Marshalltown, IA
That's the driving distance. It would take 8 hours 21 mins to go from Kalamazoo, Michigan to Marshalltown, Iowa.
The flight distance (direct flight from Kalamazoo, MI to Marshalltown, IA) is 375.14 mi.
442 mi = 710.75 kms