There are
1,970 mi
from Rockford, IL to La Palma, CA
That's the driving distance. It would take 1 day 10 hours to go from Rockford, Illinois to La Palma, California.
The flight distance (direct flight from Rockford, IL to La Palma, CA) is 1,669.37 mi.
1,970 mi = 1.61 kms