Miles between St George, UT and Duncan, OK

There are
1,057 mi
from St George, UT to Duncan, OK

That's the driving distance. It would take 19 hours 55 mins to go from St George, Utah to Duncan, Oklahoma.

The flight distance (direct flight from St George, UT to Duncan, OK) is 892.40 mi.

1,057 mi = 1.61 kms