There are
1,251 mi
from Sioux City, IA to San Benito, TX
That's the driving distance. It would take 22 hours 23 mins to go from Sioux City, Iowa to San Benito, Texas.
The flight distance (direct flight from Sioux City, IA to San Benito, TX) is 1,133.02 mi.
1,251 mi = 1.61 kms