There are
1,560 mi
from Waltham, MA to Yankton, SD
That's the driving distance. It would take 1 day 4 hours to go from Waltham, Massachusetts to Yankton, South Dakota.
The flight distance (direct flight from Waltham, MA to Yankton, SD) is 1,325.13 mi.
1,560 mi = 2,511.20 kms