There are
1,403 mi
from Yakima, WA to Sioux Falls, SD
That's the driving distance. It would take 1 day to go from Yakima, Washington to Sioux Falls, South Dakota.
The flight distance (direct flight from Yakima, WA to Sioux Falls, SD) is 1,175.81 mi.
1,403 mi = 1.61 kms