There are
773 mi
from Sandy Springs, GA to Wauwatosa, WI
That's the driving distance. It would take 15 hours 7 mins to go from Sandy Springs, Georgia to Wauwatosa, Wisconsin.
The flight distance (direct flight from Sandy Springs, GA to Wauwatosa, WI) is 660.15 mi.
773 mi = 1,243.33 kms