There are
1,688 mi
from Clovis, CA to Yankton, SD
That's the driving distance. It would take 1 day 6 hours to go from Clovis, California to Yankton, South Dakota.
The flight distance (direct flight from Clovis, CA to Yankton, SD) is 1,250.28 mi.
1,688 mi = 1.61 kms