There are
956 mi
from Stamford, CT to Stoughton, WI
That's the driving distance. It would take 18 hours 6 mins to go from Stamford, Connecticut to Stoughton, Wisconsin.
The flight distance (direct flight from Stamford, CT to Stoughton, WI) is 814.25 mi.
956 mi = 1,539.30 kms