There are
996 mi
from Baton Rouge, LA to Greendale, WI
That's the driving distance. It would take 18 hours 16 mins to go from Baton Rouge, Louisiana to Greendale, Wisconsin.
The flight distance (direct flight from Baton Rouge, LA to Greendale, WI) is 879.68 mi.
996 mi = 1,603.68 kms