There are
1,920 mi
from Pasadena, CA to Herrin, IL
That's the driving distance. It would take 1 day 9 hours to go from Pasadena, California to Herrin, Illinois.
The flight distance (direct flight from Pasadena, CA to Herrin, IL) is 1,640.80 mi.
1,920 mi = 1.61 kms