Miles between Boulder, CO and Allouez, WI

There are
1,104 mi
from Boulder, CO to Allouez, WI

That's the driving distance. It would take 20 hours 11 mins to go from Boulder, Colorado to Allouez, Wisconsin.

The flight distance (direct flight from Boulder, CO to Allouez, WI) is 932.68 mi.

1,104 mi = 1.61 kms