There are
2,070 mi
from San Clemente, CA to West Allis, WI
That's the driving distance. It would take 1 day 12 hours to go from San Clemente, California to West Allis, Wisconsin.
The flight distance (direct flight from San Clemente, CA to West Allis, WI) is 1,726.81 mi.
2,070 mi = 3,330.87 kms