There are
1,337 mi
from Las Vegas, NV to Sioux City, IA
That's the driving distance. It would take 23 hours 27 mins to go from Las Vegas, Nevada to Sioux City, Iowa.
The flight distance (direct flight from Las Vegas, NV to Sioux City, IA) is 1,091.63 mi.
1,337 mi = 1.61 kms