There are
2,490 mi
from Irvine, CA to Dunkirk, NY
That's the driving distance. It would take 1 day 20 hours to go from Irvine, California to Dunkirk, New York.
The flight distance (direct flight from Irvine, CA to Dunkirk, NY) is 2,157.83 mi.
2,490 mi = 4,006.84 kms