There are
1,740 mi
from Mission Viejo, CA to Marshalltown, IA
That's the driving distance. It would take 1 day 6 hours to go from Mission Viejo, California to Marshalltown, Iowa.
The flight distance (direct flight from Mission Viejo, CA to Marshalltown, IA) is 1,465.38 mi.
1,740 mi = 1.61 kms