There are
1,426 mi
from Mckinney, TX to Rancho Cucamonga, CA
That's the driving distance. It would take 1 day to go from Mckinney, Texas to Rancho Cucamonga, California.
The flight distance (direct flight from Mckinney, TX to Rancho Cucamonga, CA) is 1,204.65 mi.
1,426 mi = 1.61 kms