There are
2,720 mi
from Allentown, PA to Cerritos, CA
That's the driving distance. It would take 2 days to go from Allentown, Pennsylvania to Cerritos, California.
The flight distance (direct flight from Allentown, PA to Cerritos, CA) is 2,364.38 mi.
2,720 mi = 3.22 kms