There are
647 mi
from Baton Rouge, LA to Swansea, IL
That's the driving distance. It would take 12 hours 1 min to go from Baton Rouge, Louisiana to Swansea, Illinois.
The flight distance (direct flight from Baton Rouge, LA to Swansea, IL) is 561.79 mi.
647 mi = 1,040.89 kms