There are
1,173 mi
from Sioux City, IA to Laredo, TX
That's the driving distance. It would take 20 hours 43 mins to go from Sioux City, Iowa to Laredo, Texas.
The flight distance (direct flight from Sioux City, IA to Laredo, TX) is 1,050.57 mi.
1,173 mi = 1.61 kms