There are
1,147 mi
from Baton Rouge, LA to Hyattsville, MD
That's the driving distance. It would take 21 hours 9 mins to go from Baton Rouge, Louisiana to Hyattsville, Maryland.
The flight distance (direct flight from Baton Rouge, LA to Hyattsville, MD) is 995.38 mi.
1,147 mi = 1.61 kms