There are
2,668 mi
from Walnut Creek, CA to Batavia, NY
That's the driving distance. It would take 1 day 22 hours to go from Walnut Creek, California to Batavia, New York.
The flight distance (direct flight from Walnut Creek, CA to Batavia, NY) is 2,305.82 mi.
2,668 mi = 4,293.65 kms