There are
1,972 mi
from Rancho Cucamonga, CA to Park Ridge, IL
That's the driving distance. It would take 1 day 10 hours to go from Rancho Cucamonga, California to Park Ridge, Illinois.
The flight distance (direct flight from Rancho Cucamonga, CA to Park Ridge, IL) is 1,698.14 mi.
1,972 mi = 1.61 kms