There are
2,821 mi
from Rancho Cucamonga, CA to New Haven, CT
That's the driving distance. It would take 2 days 2 hours to go from Rancho Cucamonga, California to New Haven, Connecticut.
The flight distance (direct flight from Rancho Cucamonga, CA to New Haven, CT) is 2,463.76 mi.
2,821 mi = 3.22 kms