There are
2,805 mi
from Fullerton, CA to Poughkeepsie, NY
That's the driving distance. It would take 2 days 2 hours to go from Fullerton, California to Poughkeepsie, New York.
The flight distance (direct flight from Fullerton, CA to Poughkeepsie, NY) is 2,435.44 mi.
2,805 mi = 3.22 kms