There are
2,008 mi
from Downey, CA to Tinley Park, IL
That's the driving distance. It would take 1 day 11 hours to go from Downey, California to Tinley Park, Illinois.
The flight distance (direct flight from Downey, CA to Tinley Park, IL) is 1,729.37 mi.
2,008 mi = 3.22 kms