Miles between St Louis, MO and Watertown, SD

There are
713 mi
from St Louis, MO to Watertown, SD

That's the driving distance. It would take 12 hours 50 mins to go from St Louis, Missouri to Watertown, South Dakota.

The flight distance (direct flight from St Louis, MO to Watertown, SD) is 560.67 mi.

713 mi = 1,147.07 kms