There are
515 mi
from Fayetteville, AR to South Sioux City, NE
That's the driving distance. It would take 9 hours 30 mins to go from Fayetteville, Arkansas to South Sioux City, Nebraska.
The flight distance (direct flight from Fayetteville, AR to South Sioux City, NE) is 458.53 mi.
515 mi = 828.55 kms