There are
2,036 mi
from Costa Mesa, CA to Pewaukee, WI
That's the driving distance. It would take 1 day 12 hours to go from Costa Mesa, California to Pewaukee, Wisconsin.
The flight distance (direct flight from Costa Mesa, CA to Pewaukee, WI) is 1,724.52 mi.
2,036 mi = 3.22 kms