There are
2,797 mi
from Hayward, CA to Oswego, NY
That's the driving distance. It would take 2 days 1 hour to go from Hayward, California to Oswego, New York.
The flight distance (direct flight from Hayward, CA to Oswego, NY) is 2,394.77 mi.
2,797 mi = 3.22 kms