There are
1,020 mi
from Sioux City, IA to La Porte, TX
That's the driving distance. It would take 18 hours 13 mins to go from Sioux City, Iowa to La Porte, Texas.
The flight distance (direct flight from Sioux City, IA to La Porte, TX) is 890.07 mi.
1,020 mi = 1.61 kms