There are
1,200 mi
from Sioux Falls, SD to Watertown, NY
That's the driving distance. It would take 23 hours 18 mins to go from Sioux Falls, South Dakota to Watertown, New York.
The flight distance (direct flight from Sioux Falls, SD to Watertown, NY) is 1,035.07 mi.
1,200 mi = 1.61 kms