There are
1,981 mi
from Chino Hills, CA to Lemont, IL
That's the driving distance. It would take 1 day 10 hours to go from Chino Hills, California to Lemont, Illinois.
The flight distance (direct flight from Chino Hills, CA to Lemont, IL) is 1,697.24 mi.
1,981 mi = 3,188.18 kms