There are
978 mi
from Midland, TX to Sioux City, IA
That's the driving distance. It would take 17 hours 32 mins to go from Midland, Texas to Sioux City, Iowa.
The flight distance (direct flight from Midland, TX to Sioux City, IA) is 789.51 mi.
978 mi = 1,573.15 kms