There are
1,565 mi
from Upland, CA to Sioux City, IA
That's the driving distance. It would take 1 day 3 hours to go from Upland, California to Sioux City, Iowa.
The flight distance (direct flight from Upland, CA to Sioux City, IA) is 1,285.19 mi.
1,565 mi = 1.61 kms