There are
1,930 mi
from San Clemente, CA to Carbondale, IL
That's the driving distance. It would take 1 day 9 hours to go from San Clemente, California to Carbondale, Illinois.
The flight distance (direct flight from San Clemente, CA to Carbondale, IL) is 1,616.66 mi.
1,930 mi = 3,105.82 kms