Miles between Rockford, IL and Thornton, CO

There are
950 mi
from Rockford, IL to Thornton, CO

That's the driving distance. It would take 16 hours 43 mins to go from Rockford, Illinois to Thornton, Colorado.

The flight distance (direct flight from Rockford, IL to Thornton, CO) is 842.27 mi.

950 mi = 1,528.91 kms