There are
2,313 mi
from Irvine, CA to Amherst, OH
That's the driving distance. It would take 1 day 16 hours to go from Irvine, California to Amherst, Ohio.
The flight distance (direct flight from Irvine, CA to Amherst, OH) is 2,004.99 mi.
2,313 mi = 3.22 kms