There are
1,867 mi
from Rancho Cucamonga, CA to Macomb, IL
That's the driving distance. It would take 1 day 8 hours to go from Rancho Cucamonga, California to Macomb, Illinois.
The flight distance (direct flight from Rancho Cucamonga, CA to Macomb, IL) is 1,536.84 mi.
1,867 mi = 1.61 kms