There are
1,993 mi
from Downey, CA to Hanover Park, IL
That's the driving distance. It would take 1 day 11 hours to go from Downey, California to Hanover Park, Illinois.
The flight distance (direct flight from Downey, CA to Hanover Park, IL) is 1,715.30 mi.
1,993 mi = 1.61 kms