There are
2,724 mi
from Bethlehem, PA to Irvine, CA
That's the driving distance. It would take 2 days to go from Bethlehem, Pennsylvania to Irvine, California.
The flight distance (direct flight from Bethlehem, PA to Irvine, CA) is 2,361.39 mi.
2,724 mi = 3.22 kms