There are
431 mi
from Fulton, MO to Sioux City, IA
That's the driving distance. It would take 7 hours 57 mins to go from Fulton, Missouri to Sioux City, Iowa.
The flight distance (direct flight from Fulton, MO to Sioux City, IA) is 343.63 mi.
431 mi = 693.74 kms