Miles between Thornton, CO and Jacksonville, IL

There are
880 mi
from Thornton, CO to Jacksonville, IL

That's the driving distance. It would take 15 hours 32 mins to go from Thornton, Colorado to Jacksonville, Illinois.

The flight distance (direct flight from Thornton, CO to Jacksonville, IL) is 781.76 mi.

880 mi = 1,416.96 kms