There are
2,054 mi
from Joliet, IL to Lemon Grove, CA
That's the driving distance. It would take 1 day 11 hours to go from Joliet, Illinois to Lemon Grove, California.
The flight distance (direct flight from Joliet, IL to Lemon Grove, CA) is 1,696.31 mi.
2,054 mi = 3.22 kms