Miles between Thornton, CO and South Milwaukee, WI

There are
1,040 mi
from Thornton, CO to South Milwaukee, WI

That's the driving distance. It would take 18 hours 27 mins to go from Thornton, Colorado to South Milwaukee, Wisconsin.

The flight distance (direct flight from Thornton, CO to South Milwaukee, WI) is 909.82 mi.

1,040 mi = 1.61 kms