There are
1,139 mi
from Tuscaloosa, AL to Watertown, SD
That's the driving distance. It would take 21 hours 36 mins to go from Tuscaloosa, Alabama to Watertown, South Dakota.
The flight distance (direct flight from Tuscaloosa, AL to Watertown, SD) is 954.83 mi.
1,139 mi = 1,833.09 kms