There are
1,601 mi
from Manchester, NH to Thibodaux, LA
That's the driving distance. It would take 1 day 6 hours to go from Manchester, New Hampshire to Thibodaux, Louisiana.
The flight distance (direct flight from Manchester, NH to Thibodaux, LA) is 1,405.21 mi.
1,601 mi = 1.61 kms