There are
2,531 mi
from Baton Rouge, LA to Marysville, WA
That's the driving distance. It would take 1 day 20 hours to go from Baton Rouge, Louisiana to Marysville, Washington.
The flight distance (direct flight from Baton Rouge, LA to Marysville, WA) is 2,035.22 mi.
2,531 mi = 3.22 kms