There are
2,736 mi
from Keansburg, NJ to Rancho Cucamonga, CA
That's the driving distance. It would take 2 days to go from Keansburg, New Jersey to Rancho Cucamonga, California.
The flight distance (direct flight from Keansburg, NJ to Rancho Cucamonga, CA) is 2,404.69 mi.
2,736 mi = 4,402.48 kms