Miles between Longmont, CO and Addison, IL

There are
992 mi
from Longmont, CO to Addison, IL

That's the driving distance. It would take 17 hours 41 mins to go from Longmont, Colorado to Addison, Illinois.

The flight distance (direct flight from Longmont, CO to Addison, IL) is 898.45 mi.

992 mi = 1,595.90 kms