There are
2,639 mi
from San Jose, CA to Dunkirk, NY
That's the driving distance. It would take 1 day 22 hours to go from San Jose, California to Dunkirk, New York.
The flight distance (direct flight from San Jose, CA to Dunkirk, NY) is 2,259.41 mi.
2,639 mi = 3.22 kms