There are
1,003 mi
from Sioux Falls, SD to Farmington, NM
That's the driving distance. It would take 20 hours 1 min to go from Sioux Falls, South Dakota to Farmington, New Mexico.
The flight distance (direct flight from Sioux Falls, SD to Farmington, NM) is 768.41 mi.
1,003 mi = 1.61 kms