There are
2,323 mi
from Fullerton, CA to Simpsonville, SC
That's the driving distance. It would take 1 day 16 hours to go from Fullerton, California to Simpsonville, South Carolina.
The flight distance (direct flight from Fullerton, CA to Simpsonville, SC) is 2,026.05 mi.
2,323 mi = 3.22 kms