There are
2,677 mi
from Rancho Cucamonga, CA to Middletown, DE
That's the driving distance. It would take 2 days to go from Rancho Cucamonga, California to Middletown, Delaware.
The flight distance (direct flight from Rancho Cucamonga, CA to Middletown, DE) is 2,325.62 mi.
2,677 mi = 3.22 kms