There are
1,413 mi
from Bethlehem, PA to Sulphur, LA
That's the driving distance. It would take 1 day 2 hours to go from Bethlehem, Pennsylvania to Sulphur, Louisiana.
The flight distance (direct flight from Bethlehem, PA to Sulphur, LA) is 1,238.15 mi.
1,413 mi = 1.61 kms