There are
1,404 mi
from Sioux Falls, SD to Yakima, WA
That's the driving distance. It would take 1 day to go from Sioux Falls, South Dakota to Yakima, Washington.
The flight distance (direct flight from Sioux Falls, SD to Yakima, WA) is 1,175.81 mi.
1,404 mi = 1.61 kms