There are
2,093 mi
from Rockford, IL to Daly City, CA
That's the driving distance. It would take 1 day 12 hours to go from Rockford, Illinois to Daly City, California.
The flight distance (direct flight from Rockford, IL to Daly City, CA) is 1,783.43 mi.
2,093 mi = 3.22 kms