There are
743 mi
from Overland Park, KS to Sulphur, LA
That's the driving distance. It would take 14 hours 9 mins to go from Overland Park, Kansas to Sulphur, Louisiana.
The flight distance (direct flight from Overland Park, KS to Sulphur, LA) is 608.70 mi.
743 mi = 1,195.66 kms