There are
838 mi
from Sioux City, IA to Waco, TX
That's the driving distance. It would take 14 hours 53 mins to go from Sioux City, Iowa to Waco, Texas.
The flight distance (direct flight from Sioux City, IA to Waco, TX) is 757.73 mi.
838 mi = 1,348.95 kms