Miles between Longmont, CO and Oak Forest, IL

There are
998 mi
from Longmont, CO to Oak Forest, IL

That's the driving distance. It would take 17 hours 48 mins to go from Longmont, Colorado to Oak Forest, Illinois.

The flight distance (direct flight from Longmont, CO to Oak Forest, IL) is 910.57 mi.

998 mi = 1,606.38 kms