There are
2,769 mi
from Walnut Creek, CA to Fulton, NY
That's the driving distance. It would take 2 days 1 hour to go from Walnut Creek, California to Fulton, New York.
The flight distance (direct flight from Walnut Creek, CA to Fulton, NY) is 2,393 mi.
2,769 mi = 4,456.07 kms