Title: £119 Cheap Flights from Chicago to Sioux City (ORD to SUX) - Expedia.co.uk ![Chief War Eagle is buried at the top of a high bluff near the confluence of the Missouri and Big Sioux Rivers. A large sculpture depicting him with a peace pipe marks this spot. He was a Sioux Indian Chief that promoted peace with pioneers settling the western frontier.](https://images.trvl-media.com/place/601710/b208f7a4-6413-4b56-85ca-76b0af29564e.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Erik Rowley ![](https://images.trvl-media.com/place/601710/b208f7a4-6413-4b56-85ca-76b0af29564e.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £119 Cheap Flights from Chicago (ORD) to Sioux City (SUX) [View £119 flight on Sat, 15 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:ORD,to:SUX,departure:15/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:118.10&airProductToken=AQo2CjQI1YIBEgQ1MDIxGK4cIJK9ASjemP0CMMuZ_QI4V0AAWAFqB0VDT05PTVlyCFdBQTRBQUVOEgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwAQ) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Chicago O'Hare International Airport (ORD) to Sioux City, IA (SUX-Sioux Gateway) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:ord,to:sux,departure:01/10/2025TANYT&leg2=from:sux,to:ord,departure:08/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Chicago (ORD) to Sioux City (SUX) Prices were available within the past 7 days and start at £119 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ## Find the cheapest month to fly from Chicago (ORD) to Sioux City (SUX) ### August is typically the cheapest month to fly From £143 - £374 per traveller. ## Frequently asked questions ### How much is a flight from O'Hare Intl. Airport (ORD) to Sioux Gateway Airport (SUX)? > Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between ORD and Sioux Gateway Airport (SUX) start from . Book today to score the best price for your journey. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from ORD to SUX? > The majority of flights can be cancelled online, but each air carrier has its own terms and conditions. If you do have to cancel your flight, go to our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from ORD to Sioux Gateway Airport (SUX) that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Airport to SUX flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from O'Hare Airport to SUX? > That movie you've been eager to see will just have to wait — the flight distance between O'Hare Intl. Airport (ORD) (ORD) and SUX (SUX) is only 700 kilometres. The captain will be asking you to put your seat upright for landing before you know it. ### Which airlines fly direct from O'Hare Intl. Airport (ORD) to Sioux Gateway Airport (SUX)? > Operating 30 flights each month, United Airlines (UA) is a top choice when flying straight from O'Hare Airport to SUX. ### Are ORD to Sioux Gateway Airport (SUX) flight tickets cheaper when they're purchased at the last minute? > Flight prices are constantly going up and down, so it's no sure thing. While last-minute deals between O'Hare Airport and SUX are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers advertise their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest bargains around, so check back often and be ready to book when fare prices drop. ## Travel information | Origin airport | O'Hare Intl. | | --- | --- | | Destination airport | Sioux Gateway | | Distance | 695 km | | Average flight time | 1 hour 52 mins | ## Book with confidence ### Compare flights from Chicago to Sioux City easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Sioux City. Operating between them 1 flights per day, 11 airlines cover the route. And United Airlines fly direct, getting you to Sioux Gateway in just 1hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Sioux Gateway.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from O'Hare Intl. (ORD) to Sioux Gateway (SUX) The easiest way to view the best deals on flights from Chicago to Sioux City today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Sioux Gateway start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Chicago and Sioux City - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Chicago to Sioux City flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Sioux Gateway for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. 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