There are
2,667 mi
from Rancho Cucamonga, CA to Chester, PA
That's the driving distance. It would take 2 days to go from Rancho Cucamonga, California to Chester, Pennsylvania.
The flight distance (direct flight from Rancho Cucamonga, CA to Chester, PA) is 2,342.79 mi.
2,667 mi = 3.22 kms