There are
1,582 mi
from Rancho Cucamonga, CA to Gladstone, MO
That's the driving distance. It would take 1 day 3 hours to go from Rancho Cucamonga, California to Gladstone, Missouri.
The flight distance (direct flight from Rancho Cucamonga, CA to Gladstone, MO) is 1,320.61 mi.
1,582 mi = 1.61 kms