There are
2,685 mi
from Rancho Cucamonga, CA to Bethlehem, PA
That's the driving distance. It would take 1 day 23 hours to go from Rancho Cucamonga, California to Bethlehem, Pennsylvania.
The flight distance (direct flight from Rancho Cucamonga, CA to Bethlehem, PA) is 2,338.93 mi.
2,685 mi = 3.22 kms