Title: Cheap Flights to Sidney - Expedia.co.uk ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £602 Cheap Flights to Sidney [View £602 flight on Tue, 8 Sept 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:601.85&airProductToken=AQq0AQoyCMKCARIDNDU4GOuJASCMGCi6nJcDMMudlwM4T0AAWAFqBU5PQkFHcglPTFg1QzVCNFAKPgjCggESBDE2MzcYjBggrhwo156XAzCMo5cDOE9AAVgBagVOT0JBR3IJT0xYNUM1QjRQegoIwYIBEgQxNjM3Cj4IwoIBEgQ1MTU3GK4cIIJDKJCllwMw3aWXAzhPQAFYAWoFTk9CQUdyCU9MWDVDNUI0UHoKCM2iARIENTE1NxIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) [Hotels in Sidney](https://expedia.co.uk/Sidney-Hotels.d553248634983492153.Travel-Guide-Hotels)[Sidney Car Hire](https://expedia.co.uk/Compare-Cheap-Car-Hire-In-Sidney.d553248634983492153.Car-Hire-Guide)[Sidney Holidays](https://expedia.co.uk/Sidney.d553248634983492153.Holidays-City-Breaks) ## Popular airlines to Sidney - ![](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:CMH,to:Sidney, Illinois, United States of America,departure:07/04/2026TANYT&leg2=from:Sidney, Illinois, United States of America,to:CMH,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![](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:CMH,to:Sidney, Illinois, United States of America,departure:07/04/2026TANYT&leg2=from:Sidney, Illinois, United States of America,to:CMH,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Sidney, Illinois, United States of America,departure:07/04/2026TANYT&leg2=from:Sidney, Illinois, United States of America,to:CMH,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Sidney, Illinois, United States of America,departure:07/04/2026TANYT&leg2=from:Sidney, Illinois, United States of America,to:CMH,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.co.uk/Flights-Search?leg1=from:CMH,to:Sidney, Illinois, United States of America,departure:07/04/2026TANYT&leg2=from:Sidney, Illinois, United States of America,to:CMH,departure:14/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![](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\* - ![](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\* - ![](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 round-trip flights to Sidney Prices were available within the past 7 days and start at £602 for one-way flights and £893 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, 8 Sept - Tue, 22 Sept LHR London CMI Champaign £893 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&leg2=from:CMI,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:892.49&airProductToken=AQplCjAIwYIBEgI5MRjriQEgrhwo2Z-XAzDro5cDOEJAAFgBagVCQVNJQ3IIT0xYOUMzQjQKMQjBggESBDM2OTQYrhwggkMokKWXAzDdpZcDOEJAAVgBagVCQVNJQ3IIT0xYOUMzQjQKZQoxCMGCARIEMzQ4NBiCQyCuHCjQwpgDMJbDmAM4QkAAWAFqBUJBU0lDcghPTFg4QzFCNAowCMGCARICOTgYrhwg64kBKNfDmAMwo8eYAzhCQAFYAWoFQkFTSUNyCE9MWDhDMUI0EgoIAhABGAIqAkFBGAEiBAgBEAEoAigDKAQwCw) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, 8 Sept - Tue, 22 Sept LHR London CMI Champaign £893 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&leg2=from:CMI,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:892.49&airProductToken=AQqBAQo_CMKCARIEMTU0NhjriQEgrhwo2Z-XAzDro5cDOE9AAFgBagVOT0JBR3IJT0xYOEMxQjRQegoIwYIBEgQxNTQ2Cj4IwoIBEgQ1MTU3GK4cIIJDKJCllwMw3aWXAzhPQAFYAWoFTk9CQUdyCU9MWDhDMUI0UHoKCM2iARIENTE1NwqBAQo-CMKCARIENjczNhiCQyCuHCjrvJgDMLK9mAM4T0AAWAFqBU5PQkFHcglPTFg4QzFCNFB6CgjNogESBDY3MzYKPwjCggESBDE1NDMYrhwg64kBKLrBmAMwkMWYAzhPQAFYAWoFTk9CQUdyCU9MWDhDMUI0UHoKCMGCARIEMTU0MxIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ![Finnair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AY.gif) Tue, 8 Sept - Tue, 22 Sept LHR London CMI Champaign £905 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&leg2=from:CMI,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:904.49&airProductToken=AQqrAQpACMGyARIENTQ4NRjriQEgxI0BKPidlwMw06GXAzhPQABYAWoGRUxJR0hUcghPTFg5QzNCNHoKCMKCARIENTQ4NQozCMGCARIEMTkzNhjEjQEgrhwovaOXAzDbpJcDOE9AAVgBagZFTElHSFRyCE9MWDlDM0I0CjIIwYIBEgQzNjk0GK4cIIJDKJCllwMw3aWXAzhPQAFYAWoGRUxJR0hUcghPTFg5QzNCNApnCjIIwYIBEgQzMzkyGIJDIKOxASiDwJgDMIzBmAM4QkAAWAFqBUJBU0lDcghPTFg4QzFCNAoxCMGCARICMjAYo7EBIOuJASi1wZgDMOXFmAM4QkABWAFqBUJBU0lDcghPTFg4QzFCNBIKCAIQARgCKgJBWRgBIgQIARABKAIoAygEMAE) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Tue, 8 Sept - Tue, 22 Sept LHR London CMI Champaign £907 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&leg2=from:CMI,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:906.45&airProductToken=AQqxAQo-CMmEARIEMzY0MRjriQEgjBgo25uXAzDsnJcDOE9AAFgBagVCQVNJQ3IIT0xYOEMxQjR6CgjCggESBDM2NDEKMAjJhAESAzM0MRiMGCCuHCjpnZcDMK2ilwM4T0ABWAFqBUJBU0lDcghPTFg4QzFCNAo9CMmEARIEODM2MRiuHCCCQyjTo5cDMIqklwM4T0ABWAFqBUJBU0lDcghPTFg4QzFCNHoKCMGCARIEODM2MQpnCjIIwYIBEgQzMzkyGIJDIKOxASiDwJgDMIzBmAM4QkAAWAFqBUJBU0lDcghPTFg4QzFCNAoxCMGCARICMjAYo7EBIOuJASi1wZgDMOXFmAM4QkABWAFqBUJBU0lDcghPTFg4QzFCNBIKCAIQARgCKgJJQhgBIgQIARABKAIoAygEMAE) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, 8 Sept - Tue, 22 Sept LHR London CMI Champaign £923 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&leg2=from:CMI,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:922.49&airProductToken=AQpsCjQI1YIBEgM5NTgY64kBIK4cKMSclwMw6qCXAzhLQABYAWoIRUNPQkFTSUNyCEtKVkhLWEJRCjQI1YIBEgQ0Nzg0GK4cIIJDKKCjlwMw5KOXAzhLQAFYAWoIRUNPQkFTSUNyCEtKVkhLWEJRCmwKNAjVggESBDU3ODQYgkMgrhwo2b2YAzClvpgDOEtAAFgBaghFQ09CQVNJQ3IIS0pWSEtYQlEKNAjVggESAzkyORiuHCDriQEo5cCYAzDZxJgDOEtAAVgBaghFQ09CQVNJQ3IIS0pWSEtYQlESCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAB) ## Book with confidence # Expedia flights to Sidney Searching for cheap flights to Sidney? No travel company presents more choices than Expedia if you're looking to compare flights to Sidney. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Illinois. Expedia provides the cheapest flights to many destinations in Illinois and you may find even greater savings if you combine your flight with a hotel stay in Sidney. Expedia is the largest online travel agency which means that Expedia have access to cheap flights. So make sure you check Expedia regularly for these bargain flights because the cheapest airline tickets sell out fast. Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Sidney for that period and let you choose your preferred time and airline. If you need additional assistance, Expedia Customer Service representatives are available from 8am - 10pm Monday to Friday, and 9am - 10pm at weekends. Our capable staff will be able to help you with any questions regarding your Sidney flight, or other booking questions that may arise. When you book flights with Expedia you can rest assured that you have booked the best flight at the lowest price. ## Travel information | Destination airport | University Of Illinois Urbana-Champaign Williard | | ----------------------------- | ------------------------------------------------ | | Destination airport IATA code | CMI | | Destination city name | Champaign | | Return price | £892 | ## Trending flights to Sidney Prices were available within the past 7 days and start at £602 for one-way flights and £893 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Tue, 8 Sept - Tue, 22 Sept LHR London CMI Champaign £893 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:CMI,departure:08/09/2026TANYT&leg2=from:CMI,to:LHR,departure:22/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:892.49&airProductToken=AQqBAQo_CMKCARIEMTU0NhjriQEgrhwo2Z-XAzDro5cDOE9AAFgBagVOT0JBR3IJT0xYOEMxQjRQegoIwYIBEgQxNTQ2Cj4IwoIBEgQ1MTU3GK4cIIJDKJCllwMw3aWXAzhPQAFYAWoFTk9CQUdyCU9MWDhDMUI0UHoKCM2iARIENTE1NwqBAQo-CMKCARIENjczNhiCQyCuHCjrvJgDMLK9mAM4T0AAWAFqBU5PQkFHcglPTFg4QzFCNFB6CgjNogESBDY3MzYKPwjCggESBDE1NDMYrhwg64kBKLrBmAMwkMWYAzhPQAFYAWoFTk9CQUdyCU9MWDhDMUI0UHoKCMGCARIEMTU0MxIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) \*Available to Expedia members.