Miles between Rockford, IL and Duluth, MN

There are
394 mi
from Rockford, IL to Duluth, MN

That's the driving distance. It would take 7 hours 37 mins to go from Rockford, Illinois to Duluth, Minnesota.

The flight distance (direct flight from Rockford, IL to Duluth, MN) is 345.29 mi.

394 mi = 634.85 kms