There are
2,687 mi
from Pasadena, CA to Bethlehem, PA
That's the driving distance. It would take 2 days to go from Pasadena, California to Bethlehem, Pennsylvania.
The flight distance (direct flight from Pasadena, CA to Bethlehem, PA) is 2,366.70 mi.
2,687 mi = 4,323.65 kms