Miles between Ottawa, KS and Watertown, SD

There are
510 mi
from Ottawa, KS to Watertown, SD

That's the driving distance. It would take 8 hours 56 mins to go from Ottawa, Kansas to Watertown, South Dakota.

The flight distance (direct flight from Ottawa, KS to Watertown, SD) is 444.45 mi.

510 mi = 820.39 kms