There are
2,416 mi
from Hayward, CA to Saginaw, MI
That's the driving distance. It would take 1 day 18 hours to go from Hayward, California to Saginaw, Michigan.
The flight distance (direct flight from Hayward, CA to Saginaw, MI) is 2,022.72 mi.
2,416 mi = 3.22 kms