There are
2,673 mi
from Bellingham, WA to Slidell, LA
That's the driving distance. It would take 1 day 23 hours to go from Bellingham, Washington to Slidell, Louisiana.
The flight distance (direct flight from Bellingham, WA to Slidell, LA) is 2,134.38 mi.
2,673 mi = 3.22 kms