There are
2,939 mi
from Hayward, CA to Poughkeepsie, NY
That's the driving distance. It would take 2 days 3 hours to go from Hayward, California to Poughkeepsie, New York.
The flight distance (direct flight from Hayward, CA to Poughkeepsie, NY) is 2,542.49 mi.
2,939 mi = 3.22 kms