Miles between Chicago, IL and Thornton, CO

There are
996 mi
from Chicago, IL to Thornton, CO

That's the driving distance. It would take 14 hours 19 mins to go from Chicago, Illinois to Thornton, Colorado.

The flight distance (direct flight from Chicago, IL to Thornton, CO) is 915.02 mi.

996 mi = 1,602.66 kms