There are
1,949 mi
from Rancho Cucamonga, CA to Pontiac, IL
That's the driving distance. It would take 1 day 10 hours to go from Rancho Cucamonga, California to Pontiac, Illinois.
The flight distance (direct flight from Rancho Cucamonga, CA to Pontiac, IL) is 1,646.75 mi.
1,949 mi = 1.61 kms