Miles between Champaign, IL and Watertown, SD

There are
737 mi
from Champaign, IL to Watertown, SD

That's the driving distance. It would take 13 hours 1 min to go from Champaign, Illinois to Watertown, South Dakota.

The flight distance (direct flight from Champaign, IL to Watertown, SD) is 559.29 mi.

737 mi = 1,185.41 kms