Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Chicago from £382

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CHI
22 Dec — 29 Dec1
1 adult

The best prices from London to Chicago are usually found in February or January, booked 78 days in advance, depart on a Wednesday or Monday and return on a Saturday

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 17 December 2024.

Round-trip from

£454

One-way from

£382

Popular in

August

Cheapest in

February

Average price

£588
Scandinavian Airlines
  • Scandinavian Airlines
  • 5/2-26/2
  • 4 total stops
  • 54h 50m total
  • London to Chicago
Icelandair
  • Icelandair
  • 18/4
  • 1 total stop
  • 11h 35m total
  • London to Chicago
High demand for flights, 12% potential price rise
Best time to find cheap flights, 2% potential price drop
Average for round-trip flights in December 2024

Find flight deals from London to Chicago

Cheapest flights from London to Chicago
Explore the most affordable flight options available from London to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 December 2024.

Wed 25/1206:00LHR - ORD
1 stop15h 30mTAP AIR PORTUGAL
Sun 19/120:25ORD - LHR
1 stop34h 15mTAP AIR PORTUGAL
Deal found 16/12£470
Fri 27/1206:40LHR - ORD
1 stop15h 10mScandinavian Airlines
Fri 10/119:10ORD - LHR
1 stop14h 50mScandinavian Airlines
Deal found 16/12£529
Sun 29/1206:30LHR - ORD
1 stop14h 45mUnited Airlines
Tue 21/114:01ORD - LHR
1 stop11h 09mUnited Airlines
Deal found 15/12£551
Tue 31/1207:00LHR - ORD
1 stop13h 30mIberia
Thu 22/520:30ORD - LHR
Nonstop7h 50mIberia
Deal found 15/12£555
Tue 31/1211:55LHR - ORD
Nonstop8h 50mBritish Airways
Thu 22/517:55ORD - LHR
Nonstop7h 55mBritish Airways
Deal found 15/12£558
Tue 31/1209:10LHR - ORD
1 stop13h 59mDelta
Thu 22/513:50ORD - LHR
1 stop10h 55mDelta
Deal found 17/12£561
Tue 31/1214:30LHR - ORD
1 stop13h 43mAir Canada
Sun 19/120:30ORD - LHR
1 stop28h 00mAir Canada
Deal found 15/12£577
Tue 31/1218:15LCY - ORD
1 stop22h 50mMultiple Airlines
Sun 19/119:05ORD - LCY
1 stop11h 45mMultiple Airlines
Deal found 15/12£594
Tue 31/1213:10LHR - ORD
1 stop12h 57mAmerican Airlines
Mon 26/520:30ORD - LHR
Nonstop7h 50mAmerican Airlines
Deal found 17/12£607
Fri 27/1214:00STN - ORD
2 stops32h 15mMultiple Airlines
Fri 10/115:55ORD - STN
2 stops25h 45mMultiple Airlines
Deal found 16/12£615
Tue 31/1210:25LHR - ORD
Nonstop9h 25mAustrian Airlines
Tue 27/521:25ORD - LHR
Nonstop8h 20mAustrian Airlines
Deal found 17/12£619
Mon 30/1206:30LHR - MDW
2 stops15h 54mDelta
Sat 24/518:45MDW - LHR
1 stop11h 30mDelta
Deal found 15/12£621

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 858,174 searches. Data last updated 17 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 21/4

15:40-18:20

1 stop32h 40m

Chicago O'Hare Intl

Sat 26/4

19:30-14:40

1 stop13h 10m

£453

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 5/2

19:50-17:50

2 stops28h 00m

Chicago O'Hare Intl

Wed 26/2

07:10-16:00

2 stops26h 50m

£454

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 15/1

17:50-15:05

2 stops27h 15m

Chicago O'Hare Intl

Fri 31/1

17:20-16:40

2 stops17h 20m

£455

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 15/1

20:50-15:05

2 stops24h 15m

Chicago O'Hare Intl

Wed 22/1

16:25-22:40

3 stops24h 15m

£462

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Sat 18/1

18:00-08:57

1 stop20h 57m

Chicago O'Hare Intl

Fri 31/1

21:10-11:15

Nonstop8h 05m

£464

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 14/1

21:20-15:30

2 stops24h 10m

Chicago O'Hare Intl

Wed 29/1

19:15-15:05

1 stop13h 50m

£467

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Tue 28/1

11:45-19:20

1 stop13h 35m

Chicago O'Hare Intl

Wed 19/2

14:55-07:50

1 stop10h 55m

£470

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 6/2

06:30-17:50

1 stop17h 20m

Chicago O'Hare Intl

Thu 20/2

19:40-18:05

1 stop16h 25m

£470

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Tue 28/1

12:15-17:20

1 stop11h 05m

Chicago O'Hare Intl

Thu 6/2

18:30-10:50

1 stop10h 20m

£472

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 15/1

06:30-16:41

2 stops16h 11m

Chicago O'Hare Intl

Wed 22/1

15:15-08:25

1 stop11h 10m

£476

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from London to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from London to Chicago

Get recent, data-driven insights about flights from London to Chicago including ideal travel times, pricing trends, and more.

How far ahead should I 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 13 December 2024.

To ensure you get the cheapest price possible for a flight from London to Chicago, you should look to book at least 78 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.

What is the cheapest month to book a flight from London to Chicago?

Currently, January is the cheapest month in which you can book a flight from London to Chicago (average of £595). Flying from London to Chicago in July is currently the most expensive (average of £775). 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.

What is the cheapest time of day to fly from LON to CHI?

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 17 December 2024.

It’s typically best to fly out from London to Chicago in the evening. Doing so could potentially save you 10% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day 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 28 April 2024.

Travellers seeking maximum savings on their London to Chicago flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 17 December 2024.

The most flights from LON to CHI are scheduled on a Monday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 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 17 December 2024.
Peruse reviews from past customers who have flown with Lufthansa, American Airlines and United 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.
8.0
Very Good
8,615 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very Good
8,615 reviews
8.0
Very Good
8,615 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
1,351 reviews
8.0
Very Good
8,615 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.7
Good
1,287 reviews
8.0
Very Good
8,615 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
1,133 reviews
8.0
Very Good
8,615 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
1,607 reviews
8.0
Very Good
8,615 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.
  • What are the cheapest airlines flying from London to Chicago round-trip?

    Our cheapest airline available from London to Chicago is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as £454 on this airline. Additional options worth looking into are Icelandair and Lufthansa, starting at £459 and £464 round-trip. These flights start at 17% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from London to Chicago one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at £382. Aer Lingus flights start at £384 while deals on TAP AIR PORTUGAL start at £391 one-way.

  • What are the most popular routes 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: SWISS (89%), Air Canada (86%), Austrian Airlines( 86%).

  • What are the cheapest flights from London to Chicago?

    While on average a flight from London to Chicago is generally £1,437, our data shows the cheapest flight currently is £488. When looking at the most popular route, (London Heathrow - Chicago O'Hare Intl), you can expect to pay £382 for that flight.

  • Where are the most common stopover locations when flying from London to Chicago?

  • What are some popular things to do or see while on a stopover in Reykjavik?

    If you're on a stopover in Reykjavik and looking for things to do, consider visiting Harpa, National Cathedral, or Hallgrímskirkja. Harpa, National Cathedral, and Hallgrímskirkja are located about 23.3 mi, 23.0 mi, and 23.2 mi, respectively from Reykjavik Keflavik Intl. Those on a stopover in Reykjavik in need of a car hire can book one at Reykjavik Keflavik Intl for about £38.

  • What are some popular points of interest to see during a stopover in Dublin?

    The majority of Dublin visitors spend their time at Bord Gáis Energy Theatre, Olympia Theatre, and Button Factory. Bord Gáis Energy Theatre, Olympia Theatre and Button Factory are located about 5.7 mi, 5.7 mi, and 5.7 mi, respectively from Dublin if you are interested in checking them out. Travellers in need of a car in Dublin can hire one for about £13 per day.

  • Where are the least popular stopover locations for London to Chicago flights?

  • Can I find deals for flights from London to Chicago that include hotel bookings?

    Yes. In addition to deals on London to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Chicago.

  • Can I find deals for business class flights from London to Chicago?

    Yes. Cheapflights offers flight deals from London to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to Chicago?

    Currently, January is the cheapest month in which you can book a flight from London to Chicago (average of £595). Flying from London to Chicago in July is currently the most expensive (average of £775). 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.

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 17 December 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 858,174 searches. Data last updated 17 December 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£335Average£503FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapest£380Average£512FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£386Average£568FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Virgin AtlanticCheapest£406Average£606FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£424Average£567FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£439Average£584FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapest£449Average£596FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
FinnairCheapest£468Average£609FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£471Average£641FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£476Average£645FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.