Miles between Thornton, CO and Watertown, WI

There are
988 mi
from Thornton, CO to Watertown, WI

That's the driving distance. It would take 17 hours 53 mins to go from Thornton, Colorado to Watertown, Wisconsin.

The flight distance (direct flight from Thornton, CO to Watertown, WI) is 869.43 mi.

988 mi = 1,589.90 kms