There are
2,603 mi
from Rancho Cucamonga, CA to Columbia, PA
That's the driving distance. It would take 1 day 22 hours to go from Rancho Cucamonga, California to Columbia, Pennsylvania.
The flight distance (direct flight from Rancho Cucamonga, CA to Columbia, PA) is 2,281.30 mi.
2,603 mi = 3.22 kms