There are
2,163 mi
from Pittsburg, CA to South Milwaukee, WI
That's the driving distance. It would take 1 day 13 hours to go from Pittsburg, California to South Milwaukee, Wisconsin.
The flight distance (direct flight from Pittsburg, CA to South Milwaukee, WI) is 1,807.18 mi.
2,163 mi = 3,480.62 kms