There are
2,139 mi
from San Francisco, CA to Bourbonnais, IL
That's the driving distance. It would take 1 day 12 hours to go from San Francisco, California to Bourbonnais, Illinois.
The flight distance (direct flight from San Francisco, CA to Bourbonnais, IL) is 1,844.83 mi.
2,139 mi = 3.22 kms