There are
1,266 mi
from Sioux Falls, SD to Cortland, NY
That's the driving distance. It would take 23 hours 51 mins to go from Sioux Falls, South Dakota to Cortland, New York.
The flight distance (direct flight from Sioux Falls, SD to Cortland, NY) is 1,035.06 mi.
1,266 mi = 1.61 kms