There are
1,879 mi
from San Bernardino, CA to Herrin, IL
That's the driving distance. It would take 1 day 8 hours to go from San Bernardino, California to Herrin, Illinois.
The flight distance (direct flight from San Bernardino, CA to Herrin, IL) is 1,594.93 mi.
1,879 mi = 3,024.35 kms