There are
2,692 mi
from Irvine, CA to Cortland, NY
That's the driving distance. It would take 2 days to go from Irvine, California to Cortland, New York.
The flight distance (direct flight from Irvine, CA to Cortland, NY) is 2,318.57 mi.
2,692 mi = 4,332.10 kms