Miles between Thornton, CO and Oswego, IL

There are
966 mi
from Thornton, CO to Oswego, IL

That's the driving distance. It would take 17 hours 2 mins to go from Thornton, Colorado to Oswego, Illinois.

The flight distance (direct flight from Thornton, CO to Oswego, IL) is 877.21 mi.

966 mi = 1,554.57 kms