There are
1,965 mi
from Rancho Cucamonga, CA to Addison, IL
That's the driving distance. It would take 1 day 10 hours to go from Rancho Cucamonga, California to Addison, Illinois.
The flight distance (direct flight from Rancho Cucamonga, CA to Addison, IL) is 1,689.76 mi.
1,965 mi = 1.61 kms