There are
2,689 mi
from Monterey Park, CA to Bethlehem, PA
That's the driving distance. It would take 2 days to go from Monterey Park, California to Bethlehem, Pennsylvania.
The flight distance (direct flight from Monterey Park, CA to Bethlehem, PA) is 2,367.92 mi.
2,689 mi = 4,326.89 kms