Miles between Duluth, MN and Willoughby, OH

There are
831 mi
from Duluth, MN to Willoughby, OH

That's the driving distance. It would take 15 hours 42 mins to go from Duluth, Minnesota to Willoughby, Ohio.

The flight distance (direct flight from Duluth, MN to Willoughby, OH) is 637.03 mi.

831 mi = 1,337.28 kms