Miles between Longmont, CO and Carol Stream, IL

There are
981 mi
from Longmont, CO to Carol Stream, IL

That's the driving distance. It would take 17 hours 33 mins to go from Longmont, Colorado to Carol Stream, Illinois.

The flight distance (direct flight from Longmont, CO to Carol Stream, IL) is 890.91 mi.

981 mi = 1,578.22 kms