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Cheap flights from the United Kingdom to Illinois from £172

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight to Illinois departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — ORD
4 Mar — 11 Mar1
1 adult
Mon 4/3
Mon 11/3

How far in advance should I book a flight from United Kingdom to Illinois?

To save up to 14% on this flight, we recommend booking at least 50 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from United Kingdom to Illinois from £533 1-2 weeks out and tickets from £574 for flights departing within the next 72 hours.

What is the cheapest month to fly from United Kingdom to Illinois?

Our data shows that February tends to be the cheapest month to fly to Illinois from United Kingdom. Users have commonly found prices around £520 for the month, but tickets can be as low as £303. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from United Kingdom to Illinois (GB - IL)?

When flying from United Kingdom to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Scandinavian Airlines flights from United Kingdom to Illinois

Explore cheap flight options specifically provided by Scandinavian Airlines for the route between United Kingdom and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.
Find some of the cheapest Scandinavian Airlines flights travelling from United Kingdom to Illinois. Deals update often to give you more flight options matching your criteria
Sun 10/319:15MAN - ORD
1 stop28h 50mScandinavian Airlines
Sat 16/322:45ORD - MAN
1 stop14h 50mScandinavian Airlines
Deal found 28/2£365
Mon 4/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Tue 5/321:45ORD - LHR
1 stop12h 15mScandinavian Airlines
Deal found 28/2£366
Thu 14/306:40LHR - ORD
1 stop17h 25mScandinavian Airlines
Wed 27/322:45ORD - LHR
1 stop12h 15mScandinavian Airlines
Deal found 28/2£433
Thu 7/306:40LHR - ORD
1 stop17h 25mScandinavian Airlines
Tue 7/519:45ORD - LHR
1 stop19h 55mScandinavian Airlines
Deal found 28/2£436
Fri 8/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sat 16/322:45ORD - LHR
1 stop13h 55mScandinavian Airlines
Deal found 27/2£438

Cheap Air Canada flights from United Kingdom to Illinois

Explore cheap flight options specifically provided by Air Canada for the route between United Kingdom and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.
Some of the best deals we've found on Air Canada flights travelling from United Kingdom to Illinois. Deals frequently update to provide users with more options.
Wed 17/406:50LHR - ORD
2 stops13h 51mAir Canada
Wed 24/414:30ORD - LHR
1 stop12h 05mAir Canada
Deal found 28/2£416
Tue 16/414:05LHR - ORD
2 stops13h 59mAir Canada
Wed 1/516:00ORD - LHR
1 stop10h 35mAir Canada
Deal found 28/2£457
Thu 7/313:25LHR - ORD
1 stop13h 58mAir Canada
Fri 10/510:55ORD - LHR
1 stop13h 35mAir Canada
Deal found 28/2£638

Cheap United Kingdom to Illinois flights in February & March 2024

Find cheap flight options from United Kingdom to Illinois specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 934,324 searches. Prices were last updated on 29 February 2024.
Listed are some of the best fares we've found on flights departing from United Kingdom to Illinois in 2024. More deals are always being added, so be sure to check back regularly.
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Mon 18/317:55ORD - LGW
1 stop35h 05mMultiple Airlines
Deal found 27/2£329
Fri 8/314:00LGW - ORD
1 stop17h 40mMultiple Airlines
Sat 16/318:21ORD - LGW
1 stop34h 39mMultiple Airlines
Deal found 27/2£342
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Mon 18/322:47ORD - LGW
2 stops30h 13mMultiple Airlines
Deal found 27/2£344
Mon 11/314:00LGW - ORD
1 stop37h 12mMultiple Airlines
Wed 27/321:15ORD - LGW
1 stop28h 40mMultiple Airlines
Deal found 28/2£352
Mon 11/314:00LGW - ORD
1 stop37h 12mMultiple Airlines
Sat 16/318:21ORD - LGW
1 stop34h 39mMultiple Airlines
Deal found 28/2£356
Sun 10/319:15MAN - ORD
1 stop28h 50mScandinavian Airlines
Sat 16/322:45ORD - MAN
1 stop14h 50mScandinavian Airlines
Deal found 28/2£365
Wed 28/209:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Tue 5/321:45ORD - LHR
1 stop12h 15mScandinavian Airlines
Deal found 27/2£366
Mon 11/314:00LGW - ORD
2 stops22h 37mMultiple Airlines
Wed 27/321:15ORD - LGW
1 stop28h 40mMultiple Airlines
Deal found 28/2£371
Tue 5/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Tue 7/517:36ORD - LGW
1 stop34h 24mMultiple Airlines
Deal found 28/2£374

United Kingdom to Illinois 2024 flight deals

Discover exclusive flight deals for travel between United Kingdom and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.
Listed are some of the best fares we've found on flights departing from United Kingdom to Illinois in 2024. More deals are always being added, so be sure to check back regularly.
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Mon 18/317:55ORD - LGW
1 stop35h 05mMultiple Airlines
Deal found 27/2£329
Fri 8/314:00LGW - ORD
1 stop17h 40mMultiple Airlines
Sat 16/318:21ORD - LGW
1 stop34h 39mMultiple Airlines
Deal found 27/2£342
Fri 19/413:00LGW - ORD
1 stop11h 20mIcelandair
Sun 28/419:30ORD - LGW
1 stop10h 15mIcelandair
Deal found 27/2£344
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Mon 18/322:47ORD - LGW
2 stops30h 13mMultiple Airlines
Deal found 27/2£344
Wed 24/413:00LGW - ORD
1 stop11h 20mIcelandair
Sun 28/419:30ORD - LGW
1 stop10h 15mIcelandair
Deal found 28/2£348
Thu 25/413:00LGW - ORD
1 stop11h 20mIcelandair
Sun 28/419:30ORD - LGW
1 stop10h 15mIcelandair
Deal found 28/2£351
Mon 11/314:00LGW - ORD
1 stop37h 12mMultiple Airlines
Wed 27/321:15ORD - LGW
1 stop28h 40mMultiple Airlines
Deal found 28/2£352
Mon 11/314:00LGW - ORD
1 stop37h 12mMultiple Airlines
Sat 16/318:21ORD - LGW
1 stop34h 39mMultiple Airlines
Deal found 28/2£356
Tue 16/413:00LGW - ORD
1 stop11h 20mIcelandair
Tue 23/419:30ORD - LGW
1 stop10h 15mIcelandair
Deal found 28/2£358

Direct flights to Illinois from United Kingdom

Discover direct flight options from United Kingdom to Illinois. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.
To help reduce your travel time, choose from one of these non-stop flights from United Kingdom to Illinois. Users seeking other options on flights from United Kingdom to Illinois should update the search form at the top of the page.
Wed 17/408:30LHR - ORD
Nonstop8h 50mLufthansa
Wed 24/418:20ORD - LHR
Nonstop8h 10mLufthansa
Deal found 28/2£429
Mon 8/414:25LHR - ORD
Nonstop8h 40mBritish Airways
Mon 29/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 27/2£430
Tue 12/312:05LHR - ORD
Nonstop9h 20mAustrian Airlines
Wed 27/317:05ORD - LHR
Nonstop7h 50mAustrian Airlines
Deal found 27/2£431
Mon 11/316:15LHR - ORD
Nonstop9h 00mBritish Airways
Wed 27/319:30ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 28/2£435
Mon 11/313:10LHR - ORD
Nonstop8h 55mAmerican Airlines
Mon 25/309:55ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 27/2£435
Mon 11/309:55LHR - ORD
Nonstop8h 55mAmerican Airlines
Mon 25/309:55ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 27/2£436
Tue 9/411:05LHR - ORD
Nonstop8h 40mBritish Airways
Tue 23/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 26/2£445
Mon 29/413:10LHR - ORD
Nonstop8h 40mBritish Airways
Tue 7/508:20ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 27/2£450
Fri 26/413:10LHR - ORD
Nonstop8h 40mBritish Airways
Mon 29/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 28/2£455

United Kingdom to Illinois flights leaving soon

Find last-minute flight options from United Kingdom to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.
Check out these flights departing soon from United Kingdom to Illinois. Users should examine the flight details to ensure there are no surprises.
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Mon 18/317:55ORD - LGW
1 stop35h 05mMultiple Airlines
Deal found 27/2£329
Fri 8/314:00LGW - ORD
1 stop17h 40mMultiple Airlines
Sat 16/318:21ORD - LGW
1 stop34h 39mMultiple Airlines
Deal found 27/2£342
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Mon 18/322:47ORD - LGW
2 stops30h 13mMultiple Airlines
Deal found 27/2£344
Mon 4/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Tue 5/321:45ORD - LHR
1 stop12h 15mScandinavian Airlines
Deal found 28/2£366
Tue 5/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Tue 7/517:36ORD - LGW
1 stop34h 24mMultiple Airlines
Deal found 28/2£374
Tue 5/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Sat 4/517:30ORD - LGW
1 stop34h 30mMultiple Airlines
Deal found 28/2£382
Tue 5/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Tue 7/507:03ORD - LGW
2 stops20h 57mMultiple Airlines
Deal found 28/2£386
Mon 4/320:40LHR - ORD
1 stop26h 40mIcelandair
Mon 18/319:30ORD - LHR
1 stop10h 20mIcelandair
Deal found 27/2£386
Thu 7/320:40LHR - ORD
1 stop26h 40mIcelandair
Tue 12/319:30ORD - LHR
1 stop19h 00mIcelandair
Deal found 28/2£389

One-way flights to Illinois from United Kingdom

Search for one-way flight options from United Kingdom to Illinois. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.
Some of the best available deals we've found on one-way flights from United Kingdom to Illinois. For those needing a return trip from United Kingdom, there is a search form available above.
Tue 12/314:00LGW - ORD
1 stop16h 40mMultiple Airlines
Deal found 28/2£172
Tue 5/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Deal found 28/2£177
Tue 5/314:00LGW - ORD
2 stops23h 21mMultiple Airlines
Deal found 26/2£188
Tue 5/314:00LGW - ORD
1 stop36h 36mMultiple Airlines
Deal found 28/2£193
Thu 7/314:00LGW - ORD
1 stop17h 40mMultiple Airlines
Deal found 27/2£194
Mon 4/314:00LGW - ORD
1 stop24h 56mMultiple Airlines
Deal found 28/2£194
Tue 12/314:00LGW - ORD
2 stops22h 21mMultiple Airlines
Deal found 28/2£198
Wed 6/314:00LGW - ORD
2 stops23h 21mMultiple Airlines
Deal found 27/2£207
Tue 5/314:00LGW - ORD
2 stops23h 21mMultiple Airlines
Deal found 28/2£208

Find flights from United Kingdom to Illinois within your budget

Customise your flight search to find flights from United Kingdom to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 934,324 searches. Data last updated 29 February 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£344 - £432

Route

Depart

Return

Price

London GatwickChicago O'Hare Intl

LGW - ORD

LGWORD

London Gatwick

Fri 19/4

1 stop11h 20m

Chicago O'Hare Intl

Sun 28/4

1 stop10h 15m

£344

London GatwickChicago O'Hare Intl

LGW - ORD

LGWORD

London Gatwick

Mon 11/3

1 stop37h 12m

Chicago O'Hare Intl

Wed 27/3

1 stop28h 40m

£352

ManchesterChicago O'Hare Intl

MAN - ORD

MANORD

Manchester

Sun 10/3

1 stop28h 50m

Chicago O'Hare Intl

Sat 16/3

1 stop14h 50m

£365

ManchesterChicago O'Hare Intl

MAN - ORD

MANORD

Manchester

Wed 3/4

1 stop10h 40m

Chicago O'Hare Intl

Wed 17/4

1 stop16h 10m

£386

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Thu 4/4

1 stop27h 15m

Chicago O'Hare Intl

Mon 8/4

1 stop12h 45m

£394

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Wed 17/4

2 stops13h 51m

Chicago O'Hare Intl

Wed 24/4

1 stop12h 05m

£416

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 16/4

1 stop13h 35m

Chicago O'Hare Intl

Tue 30/4

Nonstop7h 50m

£420

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Mon 15/4

1 stop12h 20m

Chicago O'Hare Intl

Sun 21/4

1 stop27h 38m

£427

London GatwickChicago O'Hare Intl

LGW - ORD

LGWORD

London Gatwick

Wed 17/4

1 stop15h 34m

Chicago O'Hare Intl

Wed 24/4

1 stop13h 45m

£432

Flights are sorted by cheapest first

Deals found on 27/2

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 29 February 2024.
To help decide which airline to fly from United Kingdom to Illinois, see what other customers have to say about Scandinavian Airlines, Air Canada and Lufthansa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,812 reviews

Entertainment

8.1

Overall

8.1

Food

7.5

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,812 reviews
8.1
Very Good
11,812 reviews

Entertainment

8.1

Overall

8.1

Food

7.5

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,763 reviews
8.1
Very Good
11,812 reviews

Entertainment

8.1

Overall

8.1

Food

7.5

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
2,255 reviews
8.1
Very Good
11,812 reviews

Entertainment

8.1

Overall

8.1

Food

7.5

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
5,179 reviews
8.1
Very Good
11,812 reviews

Entertainment

8.1

Overall

8.1

Food

7.5

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
1,376 reviews
8.1
Very Good
11,812 reviews

Entertainment

8.1

Overall

8.1

Food

7.5

Boarding

8.2

Crew

8.6

Comfort

7.9

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find flights from United Kingdom to Illinois for under £400 on Cheapflights?

Yes, there are multiple flights from United Kingdom to Illinois for under £400. The cheapest flight booked recently is on Icelandair for just £344, but on average you can expect to pay £373.

Are there nonstop flights from United Kingdom to Illinois for under £500 on Cheapflights?

Cheapflights has at least 20 direct flights from United Kingdom to Illinois under £500. A good price for a nonstop flight from United Kingdom to Illinois is less than £452.

Are there last-minute flights available from United Kingdom to Illinois for under £400?

There are currently 20+ open flights from United Kingdom to Illinois within the next 7 days for less than £400.

What days are direct flights available from United Kingdom to Illinois?

Direct flights are available for this route on the following days: Thursday, Friday.

How many flights depart from United Kingdom to Illinois on average per day?

On average, you can expect to see 7 flights from United Kingdom to Illinois a day.
Afternoon (Midday - 6pm) - 100% of flight departures

How long is the flight from United Kingdom to Illinois?

A quick flight from United Kingdom to Illinois can take about 10h 40m. Icelandair provides one of the quickest options available for as low as £344. The distance between United Kingdom and Illinois is about 3964 mi. Both multi-stop and direct flights can be found to your destination and back.

What does LHR to ORD mean?

LHR stands for London Heathrow Airport, while ORD stands for Chicago O'Hare Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for United Kingdom to Illinois
See prices for flight routes from nearby airports that may be better suited for you.