There are
1,906 mi
from Rancho Cucamonga, CA to Peoria, IL
That's the driving distance. It would take 1 day 9 hours to go from Rancho Cucamonga, California to Peoria, Illinois.
The flight distance (direct flight from Rancho Cucamonga, CA to Peoria, IL) is 1,595.33 mi.
1,906 mi = 1.61 kms