Miles between Greeley, CO and North Chicago, IL

There are
999 mi
from Greeley, CO to North Chicago, IL

That's the driving distance. It would take 18 hours 4 mins to go from Greeley, Colorado to North Chicago, Illinois.

The flight distance (direct flight from Greeley, CO to North Chicago, IL) is 882.88 mi.

999 mi = 1,607.60 kms