There are
702 mi
from Norwalk, CT to North Myrtle Beach, SC
That's the driving distance. It would take 13 hours 57 mins to go from Norwalk, Connecticut to North Myrtle Beach, South Carolina.
The flight distance (direct flight from Norwalk, CT to North Myrtle Beach, SC) is 581.18 mi.
702 mi = 1,128.98 kms