
Popular airlines to Illinois
Aer Lingus
KLM
Air France
Virgin Atlantic
British Airways
Icelandair
Finnair
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Top Cities to Visit in Illinois

Chicago
Cheap round-trip flights to Illinois
Prices were available within the past 7 days and start at £326 for one-way flights and £367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Top tips for booking flights to Illinois from UK
Get ready to fly to Illinois
Prepare your luggage and book your flights to Illinois with Expedia. We offer a seamless flight booking experience, with a wide range of Illinois plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Illinois in 2025, we are always available to assist you. Book your flights to Illinois today and let the adventure begin!
Find the best tickets to Illinois
To find some of the best tickets to Illinois in 2025, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Illinois or last-minute flights to Illinois, you can filter and sort your search results, making it easy to find the ideal flight to Illinois.
Airlines fly to Illinois
There are 20 different airlines that fly to Illinois including some of the most trusted names in the business. To book flights to Illinois with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Illinois plane tickets.
Find the cheapest flights to Illinois
By booking early you may find some of the best deals for Illinois flights from the UK, including Illinois direct flights. You can usually find affordable and cheap flights to Illinois, whether one-way from £326 or round-trip from £367, with Expedia if you book your trip far enough in advance.
Find the best airports for cheap flights to Illinois
Try searching for different Illinois airports with Expedia to find some of the cheapest flights to Illinois. Flights from London (LHR) to Chicago (ORD) usually have the lowest price from £326.
Why book your flights to Illinois with Expedia
Expedia offers great deals on Illinois air fares from £326 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Illinois from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.
*Prices and availability are subject to change. Additional terms apply.
Illinois Flights Information
Airlines serving | TAP Portugal, JetBlue Airways, Icelandair, British Airways, Delta, Air Canada, American Airlines, Lufthansa, Virgin Atlantic, Turkish Airlines, KLM |
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Roundtrip price | from £367 |
Frequently asked questions
Top Flight Destinations In Illinois
- Flights to Chicago
- Flights to St. Louis
- Flights to Lake Geneva
- Flights to Galena
- Flights to Schaumburg
- Flights to Rosemont
- Flights to Davenport
- Flights to Rockford
- Flights to Springfield
- Flights to Naperville
- Flights to St. Charles
- Flights to Dubuque
- Flights to Gurnee
- Flights to Champaign
- Flights to Bloomington
- Flights to Oak Brook
- Flights to Peoria
- Flights to Evanston
- Flights to Paducah
- Flights to Arlington Heights
Top Flight Destinations In World
- Flights to United States of America
- Flights to India
- Flights to South Korea
- Flights to China
- Flights to Türkiye
- Flights to Russia
- Flights to Norway
- Flights to Australia
- Flights to Argentina
- Flights to Thailand
- Flights to Greece
- Flights to Canada
- Flights to Switzerland
- Flights to Brazil
- Flights to Spain
- Flights to Italy
- Flights to Indonesia
- Flights to Philippines
- Flights to Germany
- Flights to Sweden
Top Illinois Hotels
- Congress Plaza Hotel
- InterContinental Chicago Magnificent Mile by IHG
- Hilton Chicago/Magnificent Mile Suites
- Crowne Plaza Chicago West Loop by IHG
- Embassy Suites by Hilton Chicago Downtown River North
- citizenM Chicago Downtown
- The Whitehall Hotel, BW Premier Collection
- Swissotel - Chicago
- Fairmont Chicago at Millennium Park
- Hotel Felix River North/Magnificent Mile
- Hyatt Regency Chicago
- Hilton Garden Inn Chicago Downtown/Magnificent Mile
- Freehand Chicago
- The Wade
- The Royal Sonesta Chicago Downtown
- Holiday Inn Chicago Dwtn - The Mart by IHG
- Palmer House a Hilton Hotel
- The Allegro Royal Sonesta Hotel Chicago Loop
- Radisson Blu Aqua Hotel Chicago
- River Hotel
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Trending flights to Illinois
These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.
