Miles between Boulder, CO and West Allis, WI

There are
1,053 mi
from Boulder, CO to West Allis, WI

That's the driving distance. It would take 18 hours 37 mins to go from Boulder, Colorado to West Allis, Wisconsin.

The flight distance (direct flight from Boulder, CO to West Allis, WI) is 915.13 mi.

1,053 mi = 1.61 kms