Miles between Waterloo, IA and Arnold, MO

There are
342 mi
from Waterloo, IA to Arnold, MO

That's the driving distance. It would take 6 hours 43 mins to go from Waterloo, Iowa to Arnold, Missouri.

The flight distance (direct flight from Waterloo, IA to Arnold, MO) is 298.92 mi.

342 mi = 550.22 kms