There are
1,904 mi
from Yakima, WA to South Milwaukee, WI
That's the driving distance. It would take 1 day 9 hours to go from Yakima, Washington to South Milwaukee, Wisconsin.
The flight distance (direct flight from Yakima, WA to South Milwaukee, WI) is 1,610.04 mi.
1,904 mi = 1.61 kms