There are
1,000 mi
from Bowie, MD to Marshalltown, IA
That's the driving distance. It would take 18 hours 44 mins to go from Bowie, Maryland to Marshalltown, Iowa.
The flight distance (direct flight from Bowie, MD to Marshalltown, IA) is 871.28 mi.
1,000 mi = 1,609.77 kms