Miles between Baton Rouge, LA and Lake St Louis, MO

There are
686 mi
from Baton Rouge, LA to Lake St Louis, MO

That's the driving distance. It would take 12 hours 32 mins to go from Baton Rouge, Louisiana to Lake St Louis, Missouri.

The flight distance (direct flight from Baton Rouge, LA to Lake St Louis, MO) is 575.38 mi.

686 mi = 1,104.78 kms