There are
2,676 mi
from La Habra, CA to Allentown, PA
That's the driving distance. It would take 1 day 23 hours to go from La Habra, California to Allentown, Pennsylvania.
The flight distance (direct flight from La Habra, CA to Allentown, PA) is 2,356.08 mi.
2,676 mi = 4,306.24 kms