There are
925 mi
from Norwalk, CT to Wauwatosa, WI
That's the driving distance. It would take 17 hours 32 mins to go from Norwalk, Connecticut to Wauwatosa, Wisconsin.
The flight distance (direct flight from Norwalk, CT to Wauwatosa, WI) is 759.44 mi.
925 mi = 1,488.14 kms