Miles between Thornton, CO and Zachary, LA

There are
1,198 mi
from Thornton, CO to Zachary, LA

That's the driving distance. It would take 22 hours 20 mins to go from Thornton, Colorado to Zachary, Louisiana.

The flight distance (direct flight from Thornton, CO to Zachary, LA) is 1,004.52 mi.

1,198 mi = 1.61 kms