There are
1,427 mi
from Rapid City, SD to Jennings, LA
That's the driving distance. It would take 1 day 1 hour to go from Rapid City, South Dakota to Jennings, Louisiana.
The flight distance (direct flight from Rapid City, SD to Jennings, LA) is 1,118.49 mi.
1,427 mi = 2,295.76 kms