Cheap Flights from Chicago (ORD) to Sioux City (SUX)

Popular airlines from Chicago O'Hare International Airport (ORD) to Sioux City, IA (SUX-Sioux Gateway)

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Frequently asked questions

Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
Enter ORD to SUX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) will differ from traveller to traveller. If you like to fly early, UA offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. UA offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
There is approximately 1 nonstop flight per day from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Sioux City, IA (SUX-Sioux Gateway) (SUX). You'll also find around 2 connecting flights daily. For even more choice, look at flights that include layovers. Some common connection points include Denver Intl. (DEN), Eastern Iowa (CID), and Des Moines Intl. (DSM).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
The earliest flight from Chicago O'Hare International Airport (ORD) to Sioux City, IA (SUX-Sioux Gateway) typically departs at approximately 5:05 AM local time, operated by United Airlines. This is a seasonal service active in May. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
You'll typically find the most flights from Chicago O'Hare International Airport (ORD) to Sioux City Gateway (SUX) on a Thursday, with around 3 flights available. This gives you a good selection for your travel plans. United Airlines operates on this route.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) are in the afternoon, between 3pm and 6pm. About 73% of passengers prefer this time window. United Airlines offers flights during this window. Many travelers prefer these times as they allow for a full day of activities before heading to the airport, and you'll arrive at your destination in the early evening.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
Direct flights from ORD to SUX usually take about 2 hours, traveling roughly 435 miles. If you opt for a connecting flight, expect to add around 4 hours to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
Select the "Business class" and "First class" filters when looking for ORD to SUX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sioux City from O'Hare Intl. (ORD)?
From O'Hare Intl. (ORD), you can fly directly into Sioux Gateway (SUX) to reach Sioux City. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Sioux City, IA (SUX-Sioux Gateway) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Sioux Gateway
Distance
695 km
Average flight time
1 hour 51 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 flights per day, airlines cover the route. And fly direct, getting you to Sioux Gateway in just hours. 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. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Chicago to Sioux City easily and book with confidence

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