There are
2,798 mi
from Walnut Creek, CA to Endicott, NY
That's the driving distance. It would take 2 days 1 hour to go from Walnut Creek, California to Endicott, New York.
The flight distance (direct flight from Walnut Creek, CA to Endicott, NY) is 2,423.12 mi.
2,798 mi = 4,502.40 kms