There are
1,451 mi
from Phoenix, AZ to Marshalltown, IA
That's the driving distance. It would take 1 day 2 hours to go from Phoenix, Arizona to Marshalltown, Iowa.
The flight distance (direct flight from Phoenix, AZ to Marshalltown, IA) is 1,199.97 mi.
1,451 mi = 1.61 kms