There are
964 mi
from Norwalk, CT to Stoughton, WI
That's the driving distance. It would take 18 hours 18 mins to go from Norwalk, Connecticut to Stoughton, Wisconsin.
The flight distance (direct flight from Norwalk, CT to Stoughton, WI) is 819.77 mi.
964 mi = 1,550.66 kms