There are
1,031 mi
from Rancho Cucamonga, CA to Hereford, TX
That's the driving distance. It would take 17 hours 55 mins to go from Rancho Cucamonga, California to Hereford, Texas.
The flight distance (direct flight from Rancho Cucamonga, CA to Hereford, TX) is 866.19 mi.
1,031 mi = 1.61 kms