There are
2,937 mi
from Bethlehem, PA to Monterey, CA
That's the driving distance. It would take 2 days 3 hours to go from Bethlehem, Pennsylvania to Monterey, California.
The flight distance (direct flight from Bethlehem, PA to Monterey, CA) is 2,497.88 mi.
2,937 mi = 4,726.34 kms