There are
1,232 mi
from Sioux City, IA to Mt Holly, NC
That's the driving distance. It would take 23 hours 5 mins to go from Sioux City, Iowa to Mt Holly, North Carolina.
The flight distance (direct flight from Sioux City, IA to Mt Holly, NC) is 963.15 mi.
1,232 mi = 1.61 kms