There are
2,449 mi
from Fullerton, CA to Hilton Head Island, SC
That's the driving distance. It would take 1 day 19 hours to go from Fullerton, California to Hilton Head Island, South Carolina.
The flight distance (direct flight from Fullerton, CA to Hilton Head Island, SC) is 2,144.28 mi.
2,449 mi = 3.22 kms