There are
2,080 mi
from Rancho Cucamonga, CA to New Castle, IN
That's the driving distance. It would take 1 day 12 hours to go from Rancho Cucamonga, California to New Castle, Indiana.
The flight distance (direct flight from Rancho Cucamonga, CA to New Castle, IN) is 1,812.13 mi.
2,080 mi = 3.22 kms