There are
1,963 mi
from Rockford, IL to Lake Elsinore, CA
That's the driving distance. It would take 1 day 10 hours to go from Rockford, Illinois to Lake Elsinore, California.
The flight distance (direct flight from Rockford, IL to Lake Elsinore, CA) is 1,639.29 mi.
1,963 mi = 1.61 kms