Miles between Duluth, MN and Newton, IA

There are
421 mi
from Duluth, MN to Newton, IA

That's the driving distance. It would take 7 hours 45 mins to go from Duluth, Minnesota to Newton, Iowa.

The flight distance (direct flight from Duluth, MN to Newton, IA) is 354.40 mi.

421 mi = 677.66 kms