There are
2,493 mi
from Garden Grove, CA to Dunkirk, NY
That's the driving distance. It would take 1 day 20 hours to go from Garden Grove, California to Dunkirk, New York.
The flight distance (direct flight from Garden Grove, CA to Dunkirk, NY) is 2,162.37 mi.
2,493 mi = 3.22 kms