There are
2,115 mi
from La Mesa, CA to Wauwatosa, WI
That's the driving distance. It would take 1 day 13 hours to go from La Mesa, California to Wauwatosa, Wisconsin.
The flight distance (direct flight from La Mesa, CA to Wauwatosa, WI) is 1,722.54 mi.
2,115 mi = 3,403.92 kms