There are
2,073 mi
from Tinley Park, IL to El Cajon, CA
That's the driving distance. It would take 1 day 12 hours to go from Tinley Park, Illinois to El Cajon, California.
The flight distance (direct flight from Tinley Park, IL to El Cajon, CA) is 1,706.82 mi.
2,073 mi = 3,335.47 kms