Miles between Hammond, IN and Watertown, SD

There are
635 mi
from Hammond, IN to Watertown, SD

That's the driving distance. It would take 12 hours 36 mins to go from Hammond, Indiana to Watertown, South Dakota.

The flight distance (direct flight from Hammond, IN to Watertown, SD) is 534.98 mi.

635 mi = 1,022.67 kms