There are
1,037 mi
from Amarillo, TX to Rancho Cucamonga, CA
That's the driving distance. It would take 18 hours 3 mins to go from Amarillo, Texas to Rancho Cucamonga, California.
The flight distance (direct flight from Amarillo, TX to Rancho Cucamonga, CA) is 898.10 mi.
1,037 mi = 1.61 kms