There are
1,993 mi
from Fullerton, CA to Elmhurst, IL
That's the driving distance. It would take 1 day 10 hours to go from Fullerton, California to Elmhurst, Illinois.
The flight distance (direct flight from Fullerton, CA to Elmhurst, IL) is 1,716.30 mi.
1,993 mi = 1.61 kms