There are
1,052 mi
from Chattanooga, TN to Duluth, MN
That's the driving distance. It would take 19 hours 50 mins to go from Chattanooga, Tennessee to Duluth, Minnesota.
The flight distance (direct flight from Chattanooga, TN to Duluth, MN) is 884.48 mi.
1,052 mi = 1.61 kms