There are
2,099 mi
from Rockford, IL to Burlingame, CA
That's the driving distance. It would take 1 day 12 hours to go from Rockford, Illinois to Burlingame, California.
The flight distance (direct flight from Rockford, IL to Burlingame, CA) is 1,780.67 mi.
2,099 mi = 3.22 kms