Miles between Thornton, CO and Mt Vernon, IL

There are
929 mi
from Thornton, CO to Mt Vernon, IL

That's the driving distance. It would take 16 hours 31 mins to go from Thornton, Colorado to Mt Vernon, Illinois.

The flight distance (direct flight from Thornton, CO to Mt Vernon, IL) is 867.14 mi.

929 mi = 1,494.58 kms