There are
2,033 mi
from San Clemente, CA to Palos Heights, IL
That's the driving distance. It would take 1 day 11 hours to go from San Clemente, California to Palos Heights, Illinois.
The flight distance (direct flight from San Clemente, CA to Palos Heights, IL) is 1,719.44 mi.
2,033 mi = 3,271.47 kms