There are
2,204 mi
from Hayward, CA to Grafton, WI
That's the driving distance. It would take 1 day 14 hours to go from Hayward, California to Grafton, Wisconsin.
The flight distance (direct flight from Hayward, CA to Grafton, WI) is 1,821.79 mi.
2,204 mi = 3.22 kms