Miles between Sioux Falls, SD and Roy, UT

There are
998 mi
from Sioux Falls, SD to Roy, UT

That's the driving distance. It would take 17 hours 9 mins to go from Sioux Falls, South Dakota to Roy, Utah.

The flight distance (direct flight from Sioux Falls, SD to Roy, UT) is 798.48 mi.

998 mi = 1,606.19 kms