There are
2,754 mi
from San Mateo, CA to Hanahan, SC
That's the driving distance. It would take 2 days 1 hour to go from San Mateo, California to Hanahan, South Carolina.
The flight distance (direct flight from San Mateo, CA to Hanahan, SC) is 2,389.01 mi.
2,754 mi = 3.22 kms