There are
884 mi
from Wilmington, DE to Stoughton, WI
That's the driving distance. It would take 16 hours 41 mins to go from Wilmington, Delaware to Stoughton, Wisconsin.
The flight distance (direct flight from Wilmington, DE to Stoughton, WI) is 741.37 mi.
884 mi = 1,422.01 kms