There are
911 mi
from Dayton, OH to Thibodaux, LA
That's the driving distance. It would take 16 hours 58 mins to go from Dayton, Ohio to Thibodaux, Louisiana.
The flight distance (direct flight from Dayton, OH to Thibodaux, LA) is 783.95 mi.
911 mi = 1,466.54 kms