Miles between Thornton, CO and Park Ridge, IL

There are
994 mi
from Thornton, CO to Park Ridge, IL

That's the driving distance. It would take 17 hours 35 mins to go from Thornton, Colorado to Park Ridge, Illinois.

The flight distance (direct flight from Thornton, CO to Park Ridge, IL) is 904.74 mi.

994 mi = 1,600.26 kms