There are
1,005 mi
from Rancho Cucamonga, CA to Cornelius, OR
That's the driving distance. It would take 19 hours 4 mins to go from Rancho Cucamonga, California to Cornelius, Oregon.
The flight distance (direct flight from Rancho Cucamonga, CA to Cornelius, OR) is 839.75 mi.
1,005 mi = 1.61 kms