There are
2,865 mi
from Hayward, CA to Havre De Grace, MD
That's the driving distance. It would take 2 days 2 hours to go from Hayward, California to Havre De Grace, Maryland.
The flight distance (direct flight from Hayward, CA to Havre De Grace, MD) is 2,459.20 mi.
2,865 mi = 3.22 kms