There are
799 mi
from Summerville, SC to Thibodaux, LA
That's the driving distance. It would take 15 hours 3 mins to go from Summerville, South Carolina to Thibodaux, Louisiana.
The flight distance (direct flight from Summerville, SC to Thibodaux, LA) is 665.78 mi.
799 mi = 1,285.62 kms