Miles between Longmont, CO and Barrington, IL

There are
1,001 mi
from Longmont, CO to Barrington, IL

That's the driving distance. It would take 17 hours 49 mins to go from Longmont, Colorado to Barrington, Illinois.

The flight distance (direct flight from Longmont, CO to Barrington, IL) is 891.61 mi.

1,001 mi = 1.61 kms