Flights from Chicago to Sioux City

Did you mean Flights from Sioux City to Chicago?

Chicago

United States

ORD

Chicago O'Hare International Airport

Sioux City

United States

SUX

Sioux Gateway Col. Bud Day Field

Distance: 435 miles

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-23 – 2026-11-21.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Chicago to Sioux City route overview

Chicago O'Hare International Airport (ORD) serves Chicago; Sioux Gateway Col. Bud Day Field (SUX) serves Sioux City.

The airports are 435 miles apart by great-circle distance.

Frequently asked questions

Which airports serve the Chicago to Sioux City route?

Chicago O'Hare International Airport (ORD) is the origin airport and Sioux Gateway Col. Bud Day Field (SUX) is the destination airport.

How far is Sioux City from Chicago?

ORD and SUX are approximately 435 miles apart by great-circle distance.

More routes from Chicago

Published schedules are temporarily unavailable for ORD. Airport facts and route navigation remain available.