Miles between Boulder, CO and Belleville, IL

There are
885 mi
from Boulder, CO to Belleville, IL

That's the driving distance. It would take 15 hours 43 mins to go from Boulder, Colorado to Belleville, Illinois.

The flight distance (direct flight from Boulder, CO to Belleville, IL) is 823.19 mi.

885 mi = 1,424.41 kms