There are
2,105 mi
from San Mateo, CA to Stoughton, WI
That's the driving distance. It would take 1 day 12 hours to go from San Mateo, California to Stoughton, Wisconsin.
The flight distance (direct flight from San Mateo, CA to Stoughton, WI) is 1,772.88 mi.
2,105 mi = 3.22 kms