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Cheap flights from London to Chicago from £182

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. 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.
LON — CHI
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

The best prices from London to Chicago are usually found in February or January, booked 80 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from London to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 March 2024.

Popular in

July

Cheapest in

February

Round-trip from

£436

One-way from

£182
High demand for flights, 22% potential price rise
Best time to find cheap flights, 21% potential price drop
From London (LON) to Chicago (CHI)
One-way flight from London (LON) to Chicago (CHI)

What is the cheapest day to fly round-trip from London to Chicago?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Chicago. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from London to Chicago?

Users have found that booking a flight from London to Chicago at least 50 days early can save you up to 14% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from London to Chicago for as little as £530 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £571 for flights departing within the next 3 days.

What is the cheapest month to fly from London to Chicago?

February can be a great time to fly to Chicago from London with a flight ticket averaging about £517. Cheapflights users have found deals in the month of February for as cheap as £302. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from London to Chicago (LON - CHI)?

It’s typically best to fly out from London to Chicago in the evening. Doing so could potentially save you 11% on the flight price compared to flying at midday, which is usually more expensive.

Cheap American Airlines flights from London to Chicago

Explore cheap flight options specifically provided by American Airlines for the route between London and Chicago. 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 905,048 searches. Data last updated 19 March 2024.
Take a look at some of the lowest-priced American Airlines flights heading from London to Chicago. Come back soon if you're not finding the exact deal you're looking for.
Mon 15/406:35LHR - ORD
1 stop13h 10mAmerican Airlines
Mon 22/418:05ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 18/3£421
Tue 16/408:20LHR - ORD
2 stops15h 16mAmerican Airlines
Tue 23/415:20ORD - LHR
1 stop14h 50mAmerican Airlines
Deal found 18/3£434
Mon 8/412:15LHR - ORD
Nonstop8h 40mAmerican Airlines
Mon 22/408:20ORD - LHR
Nonstop7h 50mAmerican Airlines
Deal found 18/3£436
Mon 8/412:15LHR - ORD
Nonstop8h 40mAmerican Airlines
Mon 22/415:20ORD - LHR
1 stop11h 45mAmerican Airlines
Deal found 18/3£438
Wed 17/410:05LHR - ORD
Nonstop8h 40mAmerican Airlines
Tue 23/418:25ORD - LHR
1 stop11h 45mAmerican Airlines
Deal found 18/3£439
Wed 8/510:05LHR - ORD
Nonstop8h 40mAmerican Airlines
Mon 13/511:54ORD - LHR
1 stop12h 21mAmerican Airlines
Deal found 18/3£466
Mon 15/412:15LHR - ORD
Nonstop8h 40mAmerican Airlines
Wed 15/523:00ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 17/3£467
Fri 3/508:10LHR - ORD
Nonstop8h 35mAmerican Airlines
Mon 13/508:20ORD - LHR
Nonstop7h 50mAmerican Airlines
Deal found 18/3£526
Sun 14/410:05LHR - ORD
Nonstop8h 40mAmerican Airlines
Sun 21/408:20ORD - LHR
Nonstop7h 50mAmerican Airlines
Deal found 17/3£542
  • One of the most popular airlines travelling from London to Chicago is American Airlines. Flights from American Airlines travelling this route typically cost £666.64 RT. This price is typically 63% cheaper than other airlines that offer London to Chicago flights. When booking this route, the cheapest RT price found was £541. The most popular departure airport in London when flying to Chicago is London Heathrow Airport. The most popular airport to fly into when visiting Chicago is Chicago O'Hare Intl Airport. When flying from London to Chicago, American Airlines flights are 4% more popular than any other airline flying that same route.

Cheap Scandinavian Airlines flights from London to Chicago

Explore cheap flight options specifically provided by Scandinavian Airlines for the route between London and Chicago. 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 905,048 searches. Data last updated 19 March 2024.
Some of the lowest-priced Scandinavian Airlines flights we've found at this time heading from London to Chicago. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Sun 14/409:55LHR - ORD
1 stop14h 00mScandinavian Airlines
Sun 28/419:45ORD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 18/3£425
Wed 17/409:55LHR - ORD
1 stop14h 00mScandinavian Airlines
Tue 23/419:45ORD - LHR
1 stop14h 15mScandinavian Airlines
Deal found 18/3£429
Sun 14/406:40LHR - ORD
2 stops17h 15mScandinavian Airlines
Sun 21/419:45ORD - LHR
1 stop14h 15mScandinavian Airlines
Deal found 18/3£430
Sun 24/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 21/419:45ORD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 17/3£448
Tue 26/306:40LHR - ORD
1 stop17h 25mScandinavian Airlines
Wed 12/320:55ORD - LHR
1 stop15h 45mScandinavian Airlines
Deal found 18/3£449
Tue 26/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Mon 1/419:45ORD - LHR
1 stop14h 15mScandinavian Airlines
Deal found 17/3£463
Tue 26/307:05LHR - ORD
2 stops17h 00mScandinavian Airlines
Fri 5/419:45ORD - LHR
1 stop11h 50mScandinavian Airlines
Deal found 18/3£470
Sun 24/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 21/419:45ORD - LHR
1 stop15h 55mScandinavian Airlines
Deal found 18/3£473
Sun 24/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 21/419:45ORD - LHR
2 stops19h 35mScandinavian Airlines
Deal found 17/3£474
  • One of the most popular airlines travelling from London to Chicago is Scandinavian Airlines. London to Chicago flights are typically 60% more expensive than other airlines travelling the same route. Flights from Scandinavian Airlines typically cost £709.02 RT. The cheapest Scandinavian Airlines flight found for this route was £543. London Heathrow Airport is the most common London airport to take off from when flying to Chicago. Chicago O'Hare Intl Airport is the most popular arrival airport in Chicago. When flying from London to Chicago, Scandinavian Airlines flights are 1% more popular than any other airline flying that same route.

Cheap London to Chicago flights in March & April 2024

Find cheap flight options from London to Chicago specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 905,048 searches. Prices were last updated on 19 March 2024.
Scroll through some of the best deals on flights from London to Chicago in 2024. For more flight deals, be sure to check back very soon.
Wed 17/413:05LHR - ORD
Nonstop9h 05mAustrian Airlines
Sun 28/421:35ORD - LHR
Nonstop8h 10mAustrian Airlines
Deal found 17/3£326
Wed 17/410:00LGW - ORD
1 stop29h 18mMultiple Airlines
Wed 24/419:50ORD - LGW
1 stop29h 10mMultiple Airlines
Deal found 18/3£333
Tue 16/414:00LGW - ORD
1 stop16h 59mMultiple Airlines
Wed 24/420:59ORD - LGW
1 stop28h 01mMultiple Airlines
Deal found 18/3£335
Wed 17/410:00LGW - ORD
1 stop15h 00mMultiple Airlines
Tue 23/422:00ORD - LGW
2 stops30h 00mMultiple Airlines
Deal found 18/3£343
Thu 11/413:00LGW - ORD
1 stop11h 20mIcelandair
Thu 18/419:30ORD - LGW
1 stop10h 15mIcelandair
Deal found 18/3£346
Wed 10/414:00LGW - ORD
1 stop15h 43mMultiple Airlines
Tue 30/420:59ORD - LGW
1 stop28h 01mMultiple Airlines
Deal found 18/3£347
Thu 25/410:00LGW - ORD
1 stop29h 18mMultiple Airlines
Sat 27/405:40ORD - LGW
1 stop22h 20mMultiple Airlines
Deal found 18/3£357
Tue 16/414:00LGW - ORD
1 stop16h 59mMultiple Airlines
Wed 24/406:00ORD - LGW
2 stops19h 00mMultiple Airlines
Deal found 18/3£357
Fri 5/414:00LGW - ORD
1 stop27h 46mMultiple Airlines
Wed 17/420:59ORD - LGW
1 stop28h 01mMultiple Airlines
Deal found 18/3£360

London to Chicago 2024 flight deals

Discover exclusive flight deals for travel between London and Chicago in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Scroll through some of the best deals on flights from London to Chicago in 2024. For more flight deals, be sure to check back very soon.
Wed 17/413:05LHR - ORD
Nonstop9h 05mAustrian Airlines
Sun 28/421:35ORD - LHR
Nonstop8h 10mAustrian Airlines
Deal found 17/3£326
Wed 17/410:00LGW - ORD
1 stop29h 18mMultiple Airlines
Wed 24/419:50ORD - LGW
1 stop29h 10mMultiple Airlines
Deal found 18/3£333
Tue 16/414:00LGW - ORD
1 stop16h 59mMultiple Airlines
Wed 24/420:59ORD - LGW
1 stop28h 01mMultiple Airlines
Deal found 18/3£335
Wed 17/410:00LGW - ORD
1 stop15h 00mMultiple Airlines
Tue 23/422:00ORD - LGW
2 stops30h 00mMultiple Airlines
Deal found 18/3£343
Thu 11/413:00LGW - ORD
1 stop11h 20mIcelandair
Thu 18/419:30ORD - LGW
1 stop10h 15mIcelandair
Deal found 18/3£346
Wed 10/414:00LGW - ORD
1 stop15h 43mMultiple Airlines
Tue 30/420:59ORD - LGW
1 stop28h 01mMultiple Airlines
Deal found 18/3£347
Thu 25/410:00LGW - ORD
1 stop29h 18mMultiple Airlines
Sat 27/405:40ORD - LGW
1 stop22h 20mMultiple Airlines
Deal found 18/3£357
Tue 16/414:00LGW - ORD
1 stop16h 59mMultiple Airlines
Wed 24/406:00ORD - LGW
2 stops19h 00mMultiple Airlines
Deal found 18/3£357
Fri 5/414:00LGW - ORD
1 stop27h 46mMultiple Airlines
Wed 17/420:59ORD - LGW
1 stop28h 01mMultiple Airlines
Deal found 18/3£360

Direct flights to Chicago from London

Discover direct flight options from London to Chicago. 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 905,048 searches. Data last updated 19 March 2024.
To help reduce your travel time, choose from one of these non-stop flights from London to Chicago. Search for alternative flights from London to Chicago by utilising the search form above.
Wed 17/413:05LHR - ORD
Nonstop9h 05mAustrian Airlines
Sun 28/421:35ORD - LHR
Nonstop8h 10mAustrian Airlines
Deal found 17/3£326
Tue 16/415:35LHR - ORD
Nonstop8h 40mBritish Airways
Tue 23/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 18/3£424
Tue 16/415:35LHR - ORD
Nonstop8h 40mBritish Airways
Wed 24/420:35ORD - LHR
Nonstop7h 45mBritish Airways
Deal found 18/3£429
Mon 15/415:35LHR - ORD
Nonstop8h 40mBritish Airways
Mon 22/408:20ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 17/3£431
Wed 10/412:15LHR - ORD
Nonstop8h 40mBritish Airways
Tue 30/408:20ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 18/3£434
Mon 8/412:15LHR - ORD
Nonstop8h 40mAmerican Airlines
Mon 22/420:35ORD - LHR
Nonstop7h 45mAmerican Airlines
Deal found 17/3£436
Mon 15/408:10LHR - ORD
Nonstop8h 35mAmerican Airlines
Mon 22/422:35ORD - LHR
Nonstop7h 40mAmerican Airlines
Deal found 17/3£437
Tue 9/415:35LHR - ORD
Nonstop8h 40mBritish Airways
Mon 29/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 17/3£447
Mon 8/408:10LHR - ORD
Nonstop8h 35mBritish Airways
Mon 29/416:45ORD - LHR
Nonstop7h 50mBritish Airways
Deal found 17/3£452

London to Chicago flights leaving soon

Find last-minute flight options from London to Chicago 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 905,048 searches. Data last updated 19 March 2024.
Have a look at some of the last-minute flights available departing from London to Chicago. It's wise to confirm all flight details are correct before booking.
Sun 24/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 21/419:45ORD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 17/3£448
Tue 26/306:40LHR - ORD
1 stop17h 25mScandinavian Airlines
Wed 12/320:55ORD - LHR
1 stop15h 45mScandinavian Airlines
Deal found 18/3£449
Tue 26/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Mon 1/419:45ORD - LHR
1 stop14h 15mScandinavian Airlines
Deal found 17/3£463
Tue 26/307:05LHR - ORD
2 stops17h 00mScandinavian Airlines
Fri 5/419:45ORD - LHR
1 stop11h 50mScandinavian Airlines
Deal found 18/3£470
Sun 24/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 21/419:45ORD - LHR
1 stop15h 55mScandinavian Airlines
Deal found 18/3£473
Sun 24/309:55LHR - ORD
1 stop14h 10mScandinavian Airlines
Sun 21/419:45ORD - LHR
2 stops19h 35mScandinavian Airlines
Deal found 17/3£474
Mon 25/306:40LHR - ORD
1 stop17h 25mScandinavian Airlines
Mon 1/419:45ORD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 18/3£474
Sun 24/309:50LHR - ORD
1 stop14h 05mAer Lingus
Fri 29/316:55ORD - LHR
1 stop12h 25mAer Lingus
Deal found 17/3£492
Mon 25/307:05LHR - ORD
2 stops17h 00mScandinavian Airlines
Mon 1/419:45ORD - LHR
1 stop19h 55mScandinavian Airlines
Deal found 17/3£495

One-way flights to Chicago from London

Search for one-way flight options from London to Chicago. 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 905,048 searches. Data last updated 19 March 2024.
Users travelling one-way from London to Chicago can select one of these great deals. Those seeking round-trip flights from London to Chicago should utilise the search form at the top of the page.
Tue 9/414:00LGW - ORD
1 stop15h 31mMultiple Airlines
Deal found 18/3£182
Wed 17/414:00LGW - ORD
1 stop15h 43mMultiple Airlines
Deal found 18/3£185
Tue 16/414:00LGW - ORD
1 stop16h 59mMultiple Airlines
Deal found 18/3£186
Tue 16/413:40LGW - ORD
2 stops26h 34mMultiple Airlines
Deal found 18/3£188
Mon 15/419:50LTN - ORD
2 stops44h 24mMultiple Airlines
Deal found 18/3£188
Mon 8/414:00LGW - MDW
1 stop34h 44mMultiple Airlines
Deal found 18/3£191
Wed 12/610:00LGW - MDW
1 stop15h 18mMultiple Airlines
Deal found 19/3£192
Sat 11/514:00LGW - ORD
1 stop15h 43mMultiple Airlines
Deal found 18/3£192
Thu 18/410:00LGW - ORD
1 stop36h 33mMultiple Airlines
Deal found 18/3£193

Find flights from London to Chicago within your budget

Customise your flight search to find flights from London to Chicago 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 905,048 searches. Data last updated 19 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£333 - £441

Route

Depart

Return

Price

London GatwickChicago O'Hare Intl

LGW - ORD

LGWORD

London Gatwick

Wed 17/4

1 stop29h 18m

Chicago O'Hare Intl

Wed 24/4

1 stop29h 10m

£333

London GatwickChicago O'Hare Intl

LGW - ORD

LGWORD

London Gatwick

Thu 11/4

1 stop11h 20m

Chicago O'Hare Intl

Thu 18/4

1 stop10h 15m

£346

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Mon 15/4

1 stop13h 10m

Chicago O'Hare Intl

Mon 22/4

Nonstop7h 45m

£421

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Tue 16/4

Nonstop8h 40m

Chicago O'Hare Intl

Tue 23/4

Nonstop7h 50m

£424

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Sun 14/4

1 stop14h 00m

Chicago O'Hare Intl

Sun 28/4

1 stop17h 45m

£425

London GatwickChicago O'Hare Intl

LGW - ORD

LGWORD

London Gatwick

Wed 17/4

2 stops26h 19m

Chicago O'Hare Intl

Wed 24/4

2 stops20h 45m

£431

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Mon 15/4

Nonstop8h 40m

Chicago O'Hare Intl

Mon 22/4

Nonstop7h 50m

£431

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Thu 25/4

1 stop35h 12m

Chicago O'Hare Intl

Sat 27/4

1 stop34h 35m

£437

London HeathrowChicago O'Hare Intl

LHR - ORD

LHRORD

London Heathrow

Thu 4/4

1 stop27h 15m

Chicago O'Hare Intl

Wed 24/4

1 stop15h 35m

£441

Flights are sorted by cheapest first

Deals found on 18/3

When is the best time to book a flight from London to Chicago?

Use this chart to determine the optimal time to book a return flight from London to Chicago. Price data was last updated on 28 January 2024.
To ensure you get the cheapest price possible for a flight from London to Chicago, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

When is the cheapest time to fly from London to Chicago?

Use this chart to determine the cheapest time to fly return from London to Chicago. Price data was last updated on 10 March 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London to Chicago flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Chicago by month

Plan your trip from London to Chicago by taking into account the cheapest months to travel. The average price of a one-way flight from London to Chicago is currently £189 while a return flight costs £410. Price data was last updated on 10 March 2024.

Currently, January is the cheapest month in which you can book a flight from London to Chicago (average of £601). Flying from London to Chicago in July is currently the most expensive (average of £782). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£472

February

£486

March

£478

April

£484

May

£484

June

£594

July

£614

August

£562

September

£527

October

£508

November

£487

December

£496

Temperature and rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average temperature and rainfall totals by month.

CHI

Temperature

-5 - 23 °C

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 19 March 2024.
Peruse reviews from past customers who have flown with American Airlines, Scandinavian Airlines and Austrian Airlines from London to Chicago to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,551 reviews

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,551 reviews
8.1
Very Good
11,551 reviews

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
2,183 reviews
8.1
Very Good
11,551 reviews

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,720 reviews
8.1
Very Good
11,551 reviews

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,376 reviews
8.1
Very Good
11,551 reviews

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.1

Food

7.5

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
4,921 reviews
8.1
Very Good
11,551 reviews

Overall

8.1

Comfort

7.9

Crew

8.6

Boarding

8.2

Entertainment

8.1

Food

7.5

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 London to Chicago. 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 London to Chicago for under £400 on Cheapflights?

    Yes, there are multiple flights from London to Chicago for under £400. The cheapest flight booked recently is on Multiple Airlines for just £333, but on average you can expect to pay £361.

  • Are there nonstop flights from London to Chicago for under £400 on Cheapflights?

    Cheapflights has at least 20 direct flights from London to Chicago under £400. A good price for a nonstop flight from London to Chicago is less than £445.

  • Are there last-minute flights available from London to Chicago for under £500?

    There are currently 20+ open flights from London to Chicago within the next 7 days for less than £500.

  • What is the cheapest airline to fly from London to Chicago round-trip?

    Our cheapest airline available from London to Chicago is Icelandair. Our recent data shows that you can find tickets from as low as £346 on this airline. This flight start at 33% lower than the current average price 3 months from now.

  • What are the most popular routes from London to Chicago?

  • What are the most popular airlines that fly from London to Chicago?

  • What are the most reliable airlines from London to Chicago?

    Before booking your flight to Chicago from London, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (95%), Qatar Airways (95%), EL AL( 95%).

  • What are the cheapest flights from London to Chicago?

    While on average a flight from London to Chicago is generally £1,387, our data shows the cheapest flight currently is £420. When looking at the most popular route, (London Heathrow - Chicago O'Hare Intl), you can expect to pay £390 for that flight.

  • 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), Chicago Greater Rockford Airport (RFD).

See more FAQs

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.

Fly from London to Chicago on these airlines
Choose from the following airlines for your flight from London to Chicago. Flights are based on user searches made on Cheapflights and were last updated on 19 March 2024.

Top 10 airlines flying from London to Chicago

Discover the top 10 airlines that operate flights from London to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£356Average£461FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
IcelandairCheapest£362Average£546FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£373Average£535FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Brussels AirlinesCheapest£403Average£515FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
British AirwaysCheapest£404Average£548FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TAP AIR PORTUGALCheapest£405Average£476FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
FinnairCheapest£425Average£524FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Austrian AirlinesCheapest£426Average£557FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Aer LingusCheapest£427Average£558FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£437Average£547FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Search flights from London to Chicago by cabin class

Find flights from London to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from London to Chicago

Find hourly flight availability from London to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 March 2024.
1%of flight departuresEarly morningMidnight to 6 am
62%of flight departuresMorning6 am to noon
37%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from London to Chicago

Explore weekly flight availability from London to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 March 2024.
Monday36daily flights
Tuesday36daily flights
Wednesday36daily flights
Thursday36daily flights
Friday36daily flights
Saturday39daily flights
Sunday36daily flights

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How does Cheapflights help users find flights from London to Chicago?

Cheapflights helps you search for flights from London to Chicago via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from London to Chicago?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Chicago from London.

Can Cheapflights find flights from London to Chicago with no change fees?

Need flexible booking options for your flight to Chicago from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London to Chicago become cheaper?

Not ready to book yet? You can track prices for flights from London to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.

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