There are
1,775 mi
from Rancho Cucamonga, CA to Farmington, MO
That's the driving distance. It would take 1 day 7 hours to go from Rancho Cucamonga, California to Farmington, Missouri.
The flight distance (direct flight from Rancho Cucamonga, CA to Farmington, MO) is 1,535.38 mi.
1,775 mi = 1.61 kms