Miles between Thornton, CO and Duluth, GA

There are
1,414 mi
from Thornton, CO to Duluth, GA

That's the driving distance. It would take 1 day 1 hour to go from Thornton, Colorado to Duluth, Georgia.

The flight distance (direct flight from Thornton, CO to Duluth, GA) is 1,216.08 mi.

1,414 mi = 1.61 kms