There are
1,436 mi
from Avondale, AZ to Sioux Falls, SD
That's the driving distance. It would take 1 day 2 hours to go from Avondale, Arizona to Sioux Falls, South Dakota.
The flight distance (direct flight from Avondale, AZ to Sioux Falls, SD) is 1,094.30 mi.
1,436 mi = 1.61 kms