Miles between West Allis, WI and Boulder, CO

There are
1,051 mi
from West Allis, WI to Boulder, CO

That's the driving distance. It would take 18 hours 33 mins to go from West Allis, Wisconsin to Boulder, Colorado.

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

1,051 mi = 1,690.68 kms