There are
246 mi
from Flint, MI to Wauwatosa, WI
That's the driving distance. It would take 5 hours 38 mins to go from Flint, Michigan to Wauwatosa, Wisconsin.
The flight distance (direct flight from Flint, MI to Wauwatosa, WI) is 218.18 mi.
246 mi = 395.95 kms