There are
2,756 mi
from Allentown, PA to Oroville, CA
That's the driving distance. It would take 2 days to go from Allentown, Pennsylvania to Oroville, California.
The flight distance (direct flight from Allentown, PA to Oroville, CA) is 2,408.95 mi.
2,756 mi = 3.22 kms