Miles between Allentown, PA and Watertown, SD

There are
1,326 mi
from Allentown, PA to Watertown, SD

That's the driving distance. It would take 1 day 1 hour to go from Allentown, Pennsylvania to Watertown, South Dakota.

The flight distance (direct flight from Allentown, PA to Watertown, SD) is 1,132.66 mi.

1,326 mi = 1.61 kms