Miles between Boulder, CO and Waukegan, IL

There are
1,043 mi
from Boulder, CO to Waukegan, IL

That's the driving distance. It would take 18 hours 32 mins to go from Boulder, Colorado to Waukegan, Illinois.

The flight distance (direct flight from Boulder, CO to Waukegan, IL) is 918.79 mi.

1,043 mi = 1.61 kms