There are
1,859 mi
from Downey, CA to Thibodaux, LA
That's the driving distance. It would take 1 day 8 hours to go from Downey, California to Thibodaux, Louisiana.
The flight distance (direct flight from Downey, CA to Thibodaux, LA) is 1,622.93 mi.
1,859 mi = 1.61 kms