There are
1,926 mi
from Buena Park, CA to Herrin, IL
That's the driving distance. It would take 1 day 10 hours to go from Buena Park, California to Herrin, Illinois.
The flight distance (direct flight from Buena Park, CA to Herrin, IL) is 1,638.63 mi.
1,926 mi = 1.61 kms