There are
368 mi
from Duluth, MN to Oconomowoc, WI
That's the driving distance. It would take 6 hours 59 mins to go from Duluth, Minnesota to Oconomowoc, Wisconsin.
The flight distance (direct flight from Duluth, MN to Oconomowoc, WI) is 308.93 mi.
368 mi = 592.06 kms