There are
2,157 mi
from San Mateo, CA to Waupun, WI
That's the driving distance. It would take 1 day 13 hours to go from San Mateo, California to Waupun, Wisconsin.
The flight distance (direct flight from San Mateo, CA to Waupun, WI) is 1,798.57 mi.
2,157 mi = 3.22 kms