Miles between Longmont, CO and Belvidere, IL

There are
959 mi
from Longmont, CO to Belvidere, IL

That's the driving distance. It would take 17 hours 5 mins to go from Longmont, Colorado to Belvidere, Illinois.

The flight distance (direct flight from Longmont, CO to Belvidere, IL) is 855.94 mi.

959 mi = 1,542.99 kms