There are
294 mi
from Olathe, KS to Sioux City, IA
That's the driving distance. It would take 5 hours 24 mins to go from Olathe, Kansas to Sioux City, Iowa.
The flight distance (direct flight from Olathe, KS to Sioux City, IA) is 263.37 mi.
294 mi = 473.26 kms