Miles between Duluth, MN and Johnston, IA

There are
399 mi
from Duluth, MN to Johnston, IA

That's the driving distance. It would take 7 hours 21 mins to go from Duluth, Minnesota to Johnston, Iowa.

The flight distance (direct flight from Duluth, MN to Johnston, IA) is 362.24 mi.

399 mi = 642.51 kms