There are
2,742 mi
from Redwood City, CA to Hanahan, SC
That's the driving distance. It would take 2 days to go from Redwood City, California to Hanahan, South Carolina.
The flight distance (direct flight from Redwood City, CA to Hanahan, SC) is 2,384.60 mi.
2,742 mi = 4,412.75 kms