There are
1,168 mi
from Rancho Cucamonga, CA to Scottsbluff, NE
That's the driving distance. It would take 20 hours 7 mins to go from Rancho Cucamonga, California to Scottsbluff, Nebraska.
The flight distance (direct flight from Rancho Cucamonga, CA to Scottsbluff, NE) is 927.12 mi.
1,168 mi = 1.61 kms