There are
2,842 mi
from Irvine, CA to Lake Grove, NY
That's the driving distance. It would take 2 days 2 hours to go from Irvine, California to Lake Grove, New York.
The flight distance (direct flight from Irvine, CA to Lake Grove, NY) is 2,478.61 mi.
2,842 mi = 3.22 kms