Miles between Longmont, CO and Alsip, IL

There are
1,003 mi
from Longmont, CO to Alsip, IL

That's the driving distance. It would take 17 hours 54 mins to go from Longmont, Colorado to Alsip, Illinois.

The flight distance (direct flight from Longmont, CO to Alsip, IL) is 910.89 mi.

1,003 mi = 1.61 kms