Miles between Boulder, CO and Onalaska, WI

There are
954 mi
from Boulder, CO to Onalaska, WI

That's the driving distance. It would take 16 hours 44 mins to go from Boulder, Colorado to Onalaska, Wisconsin.

The flight distance (direct flight from Boulder, CO to Onalaska, WI) is 768.02 mi.

954 mi = 1,534.70 kms