There are
752 mi
from Mckinney, TX to Sioux City, IA
That's the driving distance. It would take 13 hours 27 mins to go from Mckinney, Texas to Sioux City, Iowa.
The flight distance (direct flight from Mckinney, TX to Sioux City, IA) is 642.89 mi.
752 mi = 1,209.50 kms