Title: £222 Cheap Flights from San Antonio to Chicago (SAT to CHI) - Expedia.co.uk ![City of Chicago. Image of Chicago downtown and Chicago River with bridges at sunny summer day](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178248/e6aa83ce-7ad8-43a5-9d1d-b055eefa7e78.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £222 Cheap Flights from San Antonio (SAT) to Chicago (CHI) [View £222 flight on Fri, 21 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:SAT,to:ORD,departure:21/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:222.00&airProductToken=AQpfCi4IwaYBEgM0OTQYkpgBIJIBKJrb_QIwrt39AjhYQABYAWoCU1ZyCE9IMk9BVUJOCi0IwaYBEgMzMjgYkgEgrhwo2d79AjDM4P0COFhAAVgBagJTVnIITkgyT1hWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) - [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 San Antonio International Airport (SAT) to Chicago - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![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:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Spirit Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_NK.svg) Spirit Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"NK"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sat,to:chi,departure:30/10/2025TANYT&leg2=from:chi,to:sat,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from San Antonio (SAT) to Chicago (CHI) Prices were available within the past 7 days and start at £222 for one-way flights and £377 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 5 Nov - Thu, 6 Nov SAT San Antonio ORD Chicago £377 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:05/11/2025TANYT&leg2=from:ORD,to:SAT,departure:06/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:376.90&airProductToken=AQpfCi4IwaYBEgM0MDAYkpgBIJIBKLCh_AIwwaP8AjhYQABYAWoCU1ZyCE9IMk9YVUJOCi0IwaYBEgM0MTAYkgEgrhwow6b8AjC8qPwCOFhAAVgBagJTVnIITkgyT0FWQk4KXwotCMGmARIDNTg3GK4cIJIBKKit_AIwxK_8AjhYQABYAWoCU1ZyCEdIMk9BVkJOCi4IwaYBEgM0MjMYkgEgkpgBKPqy_AIw7bT8AjhYQAFYAWoCU1ZyCE9IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 5 Nov - Thu, 6 Nov SAT San Antonio ORD Chicago £392 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:05/11/2025TANYT&leg2=from:ORD,to:SAT,departure:06/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:392.00&airProductToken=AQpfCi4IwaYBEgM0MDAYkpgBIJIBKLCh_AIwwaP8AjhYQABYAWoCU1ZyCE9IMk9YVUJOCi0IwaYBEgM0MTAYkgEgrhwow6b8AjC8qPwCOFhAAVgBagJTVnIITkgyT1hWQk4KXwotCMGmARIDMzI5GK4cIJIBKKCu_AIwt7D8AjhYQABYAWoCU1ZyCE9IMk9BVkJOCi4IwaYBEgM0MjMYkgEgkpgBKPqy_AIw7bT8AjhYQAFYAWoCU1ZyCE9IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 5 Nov - Thu, 6 Nov SAT San Antonio ORD Chicago £423 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:05/11/2025TANYT&leg2=from:ORD,to:SAT,departure:06/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:422.10&airProductToken=AQpfCi4IwaYBEgM0MDAYkpgBIJIBKLCh_AIwwaP8AjhYQABYAWoCU1ZyCE9IMk9YVUJOCi0IwaYBEgM0MTAYkgEgrhwow6b8AjC8qPwCOFhAAVgBagJTVnIITkgyT1hWQk4KXwotCMGmARIDNTg3GK4cIJIBKKit_AIwxK_8AjhYQABYAWoCU1ZyCEdIMk9BVkJOCi4IwaYBEgM0OTQYkgEgkpgBKIGw_AIw-7H8AjhYQAFYAWoCU1ZyCE5IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 5 Nov - Thu, 6 Nov SAT San Antonio ORD Chicago £441 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:05/11/2025TANYT&leg2=from:ORD,to:SAT,departure:06/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:440.30&airProductToken=AQpfCi4IwaYBEgM0MDAYkpgBIJIBKLCh_AIwwaP8AjhYQABYAWoCU1ZyCE9IMk9YVUJOCi0IwaYBEgM0MjkYkgEgrhwoh6T8AjCGpvwCOFhAAVgBagJTVnIIVkg0T0FWQk4KXwotCMGmARIDNTg3GK4cIJIBKKit_AIwxK_8AjhYQABYAWoCU1ZyCEdIMk9BVkJOCi4IwaYBEgM0MjMYkgEgkpgBKPqy_AIw7bT8AjhYQAFYAWoCU1ZyCE9IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 5 Nov - Thu, 6 Nov SAT San Antonio ORD Chicago £456 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:05/11/2025TANYT&leg2=from:ORD,to:SAT,departure:06/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:455.40&airProductToken=AQpfCi4IwaYBEgM0MDAYkpgBIJIBKLCh_AIwwaP8AjhYQABYAWoCU1ZyCE9IMk9YVUJOCi0IwaYBEgM0MjkYkgEgrhwoh6T8AjCGpvwCOFhAAVgBagJTVnIIVkg0T0FWQk4KXwotCMGmARIDMzI5GK4cIJIBKKCu_AIwt7D8AjhYQABYAWoCU1ZyCE9IMk9BVkJOCi4IwaYBEgM0MjMYkgEgkpgBKPqy_AIw7bT8AjhYQAFYAWoCU1ZyCE9IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 5 Nov - Thu, 6 Nov SAT San Antonio ORD Chicago £486 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:05/11/2025TANYT&leg2=from:ORD,to:SAT,departure:06/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:485.50&airProductToken=AQpfCi4IwaYBEgM0MDAYkpgBIJIBKLCh_AIwwaP8AjhYQABYAWoCU1ZyCE9IMk9YVUJOCi0IwaYBEgM0MjkYkgEgrhwoh6T8AjCGpvwCOFhAAVgBagJTVnIIVkg0T0FWQk4KYAouCMGmARIEMTQ2NBiuHCCSASiwrPwCMMiu_AI4WEAAWAFqAlNWcghHSDJPQVZCTgouCMGmARIDNDk0GJIBIJKYASiBsPwCMPux_AI4WEABWAFqAlNWcghOSDJPQVVCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 3 Jan - Tue, 6 Jan SAT San Antonio ORD Chicago £502 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:03/01/2026TANYT&leg2=from:ORD,to:SAT,departure:06/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:502.00&airProductToken=AQpfCi4IwaYBEgM1MTkYkpgBIJIBKIm5gQMwobuBAzhYQABYAWoCU1ZyCE5IMk9BVUJOCi0IwaYBEgM0MjkYkgEgrhwoj7yBAzCQvoEDOFhAAVgBagJTVnIIVkgyT0FWQk4KXwotCMGmARIDMzM3GK4cIJIBKKjggQMwyuKBAzhYQABYAWoCU1ZyCE9IMk9BVkJOCi4IwaYBEgM1MjAYkgEgkpgBKMfjgQMwueWBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 3 Jan - Tue, 6 Jan SAT San Antonio ORD Chicago £510 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:03/01/2026TANYT&leg2=from:ORD,to:SAT,departure:06/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:509.50&airProductToken=AQpfCi4IwaYBEgM1MTkYkpgBIJIBKIm5gQMwobuBAzhYQABYAWoCU1ZyCE5IMk9BVUJOCi0IwaYBEgM0MjkYkgEgrhwoj7yBAzCQvoEDOFhAAVgBagJTVnIIVkgyT0FWQk4KXwotCMGmARIDNzE1GK4cIJIBKNDagQMw7dyBAzhYQABYAWoCU1ZyCEdIMk9BVkJOCi4IwaYBEgM0OTQYkgEgkpgBKNbegQMwxeCBAzhYQAFYAWoCU1ZyCFFIMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Tue, 10 Mar - Fri, 13 Mar SAT San Antonio ORD Chicago £513 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:10/03/2026TANYT&leg2=from:ORD,to:SAT,departure:13/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:512.80&airProductToken=AQpfCi4IwaYBEgM0OTQYkpgBIJIBKIClhwMwkaeHAzhYQABYAWoCU1ZyCE9IMk9BVUJOCi0IwaYBEgMzMjgYkgEgrhwo6KeHAzDcqYcDOFhAAVgBagJTVnIIR0gyT0FWQk4KXwotCMGmARIDNTg3GK4cIJIBKL3BhwMw4MOHAzhYQABYAWoCU1ZyCFNIMk9BVkJOCi4IwaYBEgM0OTQYkgEgkpgBKLTEhwMwosaHAzhYQAFYAWoCU1ZyCFNINE9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sat, 3 Jan - Tue, 6 Jan SAT San Antonio ORD Chicago £518 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SAT,to:ORD,departure:03/01/2026TANYT&leg2=from:ORD,to:SAT,departure:06/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:517.10&airProductToken=AQpfCi4IwaYBEgM1MTkYkpgBIJIBKIm5gQMwobuBAzhYQABYAWoCU1ZyCE5IMk9BVUJOCi0IwaYBEgM0MjkYkgEgrhwoj7yBAzCQvoEDOFhAAVgBagJTVnIIVkgyT0FWQk4KXwotCMGmARIDNTg3GK4cIJIBKMjbgQMw592BAzhYQABYAWoCU1ZyCE9IMk9BVkJOCi4IwaYBEgM0OTQYkgEgkpgBKNbegQMwxeCBAzhYQAFYAWoCU1ZyCFFIMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ## Find the cheapest month to fly from San Antonio (SAT) to Chicago (CHI) ### February is typically the cheapest month to fly From £89 - £265 per traveller. ## Frequently asked questions ### How much is a flight from San Antonio Airport to Chicago, IL (CHI-All Airports)? > Pack your bags, because round-trip flights from San Antonio Airport to Chicago, IL (CHI-All Airports) start from £377. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from SAT to Chicago, IL (CHI-All Airports)? > This varies from airline to airline, as each one has its own set of terms and conditions. Head to the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033), where you'll find easy instructions on how to cancel online. ### How do I find cheap flights from San Antonio Airport to Chicago, IL (CHI-All Airports) 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 San Antonio Airport to Chicago, IL (CHI-All Airports) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from San Antonio Intl. Airport (SAT) to Chicago, IL (CHI-All Airports)? > The flight distance from San Antonio Intl. Airport (SAT) to Chicago, IL (CHI-All Airports) is 1,650 kilometres. Pack yourself a drink, some snacks and a good movie. Keep yourself entertained and the hours will fly by. ### Which airlines fly direct from San Antonio Airport to Chicago, IL (CHI-All Airports)? > United Airlines (UA) is one of the preferred choices for many travellers flying between SAT and Chicago, IL (CHI-All Airports). Choose from the 91 flights it offers on this route each month. If you'd like more options, have a look at the ticket prices from Southwest Airlines (WN). This airlines operates 60 monthly flights between these airports. ### Are San Antonio Airport to Chicago, IL (CHI-All Airports) flight tickets cheaper when they're purchased at the last minute? > It is possible to pick up an amazing last-minute deal from San Antonio Airport to Chicago, IL (CHI-All Airports), but it can also be hit-or-miss. As many airlines release seats up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can feel confident knowing you're always seeing the latest offers. ## Travel information | Origin airport | San Antonio Intl. | | --- | --- | | Destination airport | O'Hare Intl. | | Return price | £377 | | Distance | 1668 km | ## Book with confidence ### Compare flights from San Antonio to Chicago easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Antonio to Chicago. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to CHI-All Airports in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Antonio Intl. to CHI-All Airports.   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 San Antonio Intl. (SAT) to CHI-All Airports (CHI) The easiest way to view the best deals on flights from San Antonio to Chicago 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 San Antonio Intl. to CHI-All Airports start at just £377 and range up to £518.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near San Antonio and Chicago - booking your flight during November, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your San Antonio to Chicago flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Antonio Intl. to CHI-All Airports 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.   ## Explore a world of travel with Expedia - Flights - [Flights from Aberdeen (ABZ) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/abz/ord/aberdeen-to-chicago) - [Flights from Accra (ACC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/acc/ord/accra-to-chicago) - [Flights from Albany (ALB) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/alb/auz/albany-to-aurora) - [Flights from Amman (AMM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/amm/ord/amman-to-chicago) - [Flights from Amsterdam (AMS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ams/ord/amsterdam-to-chicago) - [Flights from Athens (ATH) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ath/ord/athens-to-chicago) - [Flights from Austin (AUS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/aus/ord/austin-to-chicago) - [Flights from Barcelona (BCN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bcn/ord/barcelona-to-chicago) - [Flights from Hartford (BDL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bdl/ord/hartford-to-chicago) - [Flights from Belfast (BFS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bfs/ord/belfast-to-chicago) - [Flights from Bangkok (BKK) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/bkk/auz/bangkok-to-aurora) - [Flights from Blackpool (BLK) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/blk/rfd/blackpool-to-rockford) - [Flights from Bloomington (BMI) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/bmi/auz/bloomington-to-aurora) - [Flights from Mumbai (BOM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bom/ord/mumbai-to-chicago) - [Flights from Boston (BOS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/bos/ord/boston-to-chicago) - [Flights from Bristol (BRS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/brs/ord/bristol-to-chicago) - [Flights from Buffalo (BUF) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/buf/ord/buffalo-to-chicago) - [Flights from Baltimore (BWI) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/bwi/auz/baltimore-to-aurora) - [Flights from Kolkata (CCU) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/ccu/ord/kolkata-to-chicago) - [Flights from Paris (CDG) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cdg/ord/paris-to-chicago) - [Flights from Chattanooga (CHA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cha/ord/chattanooga-to-chicago) - [Flights from Charleston (CHS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/chs/ord/charleston-to-chicago) - [Flights from Cedar Rapids (CID) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cid/ord/cedar-rapids-to-chicago) - [Flights from Charlotte (CLT) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/clt/ord/charlotte-to-chicago) - [Flights from Columbus (CMH) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cmh/ord/columbus-to-chicago) - [Flights from Cincinnati (CVG) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/cvg/ord/cincinnati-to-chicago) - 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[Flights from London (LHR) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/lhr/rfd/london-to-rockford) - [Flights from Lagos (LOS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/los/ord/lagos-to-chicago) - [Flights from London (LOZ) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/loz/auz/london-to-aurora) - [Flights from Liverpool (LPL) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/lpl/ord/liverpool-to-chicago) - [Flights from Manchester (MAN) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/man/rfd/manchester-to-rockford) - [Flights from Kansas City (MCI) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mci/ord/kansas-city-to-chicago) - [Flights from Memphis (MEM) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mem/ord/memphis-to-chicago) - [Flights from Manchester (MHT) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mht/ord/manchester-to-chicago) - [Flights from Miami (MIA) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/mia/auz/miami-to-aurora) - [Flights from Milwaukee (MKE) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/mke/ord/milwaukee-to-chicago) - [Flights from Madison (MSN) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/msn/ord/madison-to-chicago) - [Flights from Missoula (MSO) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/mso/rfd/missoula-to-rockford) - [Flights from New Orleans (MSY) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/msy/ord/new-orleans-to-chicago) - [Flights from Norwich (NWI) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/nwi/ord/norwich-to-chicago) - [Flights from New York (NYC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/nyc/ord/new-york-to-chicago) - [Flights from Oklahoma City (OKC) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/okc/auz/oklahoma-city-to-aurora) - [Flights from Oklahoma City (OKC) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/okc/ord/oklahoma-city-to-chicago) - [Flights from Omaha (OMA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/oma/ord/omaha-to-chicago) - [Flights from Chicago (ORD) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/ord/auz/chicago-to-aurora) - [Flights from Chicago (ORD) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/ord/rfd/chicago-to-rockford) - [Flights from Portland (PDX) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pdx/ord/portland-to-chicago) - [Flights from Phoenix (PHX) to Aurora (AUZ)](https://www.expedia.co.uk/lp/flights/phx/auz/phoenix-to-aurora) - [Flights from Peoria (PIA) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pia/ord/peoria-to-chicago) - [Flights from St. Petersburg (PIE) to Rockford (RFD)](https://www.expedia.co.uk/lp/flights/pie/rfd/st-petersburg-to-rockford) - [Flights from Pittsburgh (PIT) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pit/ord/pittsburgh-to-chicago) - [Flights from Providenciales (PLS) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pls/ord/providenciales-to-chicago) - [Flights from Providence (PVD) to Chicago (ORD)](https://www.expedia.co.uk/lp/flights/pvd/ord/providence-to-chicago) - 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