Miles between Sioux Falls, SD and South Portland, ME

There are
1,666 mi
from Sioux Falls, SD to South Portland, ME

That's the driving distance. It would take 1 day 7 hours to go from Sioux Falls, South Dakota to South Portland, Maine.

The flight distance (direct flight from Sioux Falls, SD to South Portland, ME) is 1,318.37 mi.

1,666 mi = 1.61 kms