There are
1,410 mi
from Rancho Cucamonga, CA to Red Oak, TX
That's the driving distance. It would take 1 day to go from Rancho Cucamonga, California to Red Oak, Texas.
The flight distance (direct flight from Rancho Cucamonga, CA to Red Oak, TX) is 1,203.28 mi.
1,410 mi = 1.61 kms