Miles between Thornton, CO and Pontiac, IL

There are
971 mi
from Thornton, CO to Pontiac, IL

That's the driving distance. It would take 17 hours 21 mins to go from Thornton, Colorado to Pontiac, Illinois.

The flight distance (direct flight from Thornton, CO to Pontiac, IL) is 861.79 mi.

971 mi = 1,562.28 kms