There are
2,686 mi
from Bethlehem, PA to Rancho Cucamonga, CA
That's the driving distance. It would take 1 day 23 hours to go from Bethlehem, Pennsylvania to Rancho Cucamonga, California.
The flight distance (direct flight from Bethlehem, PA to Rancho Cucamonga, CA) is 2,338.93 mi.
2,686 mi = 3.22 kms