LON - CHI

€456 Find cheap flights from London to Chicago

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to Chicago departing on 6/2. 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.
1 adult
0 bags

Search hundreds of travel sites at once for deals on flights to Chicago

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Chicago, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Chicago, as well as popular online travel agencies
In the last 7 days, travellers have searched 47,107,125 times on KAYAK, and here's why:

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheap flight deals from London to Chicago (LON-CHI)

 
These are the cheapest deals for flights from London to Chicago currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from London to Chicago

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from London to Chicago.

Recent one-way flight deals from London to Chicago

Only flying one-way? Below are some of the best one-way flight deals from London to Chicago found on KAYAK recently.

Recent last-minute flight deals from London to Chicago

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from London to Chicago.

Recent direct flight deals from London to Chicago

The latest deals for direct flights from London to Chicago so you can sit back and relax without the need for a layover.

Cheap bus & train deals from London to Chicago

Find recent round-trip train or bus tickets from London to Chicago.

All round-trip flight deals to Chicago

The cheapest plane tickets to Chicago found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
19:55 - 15:30LHR-ORD
25h 35m1 stop
20:25 - 12:40ORD-LHR
34h 15m1 stop
€456TAP AIR PORTUGAL
Find Deal
Thu, 6 Feb - Sun, 9 Feb
07:25 - 15:44LHR-ORD
14h 19m1 stop
17:05 - 09:30ORD-LHR
10h 25m1 stop
€506JetBlue
Find Deal
Mon, 13 Jan - Mon, 27 Jan
19:50 - 15:50LHR-ORD
26h 00m2 stops
19:10 - 16:25ORD-LHR
15h 15m2 stops
€510Scandinavian Airlines
Find Deal
Thu, 6 Feb - Sun, 9 Feb
06:40 - 15:50LHR-ORD
15h 10m1 stop
20:10 - 16:00ORD-LHR
14h 50m1 stop
€512Scandinavian Airlines
Find Deal
Mon, 3 Feb - Sun, 9 Mar
08:40 - 12:10LHR-ORD
33h 30m1 stop
20:25 - 08:35ORD-LHR
30h 10m1 stop
€521United Airlines
Find Deal
Fri, 18 Apr - Sat, 19 Apr
08:40 - 12:10LHR-ORD
33h 30m1 stop
21:15 - 06:35ORD-LHR
27h 20m1 stop
€523United Airlines
Find Deal
Fri, 18 Apr - Sat, 19 Apr
08:50 - 14:00LHR-ORD
11h 10m1 stop
15:55 - 08:05ORD-LHR
10h 10m1 stop
€528Aer Lingus
Find Deal
Wed, 4 Dec - Sun, 15 Dec
08:40 - 14:30LHR-ORD
11h 50m1 stop
12:45 - 08:00ORD-LHR
13h 15m2 stops
€536Delta
Find Deal
Wed, 12 Feb - Wed, 19 Feb
06:30 - 17:25LHR-ORD
16h 55m2 stops
13:40 - 10:30ORD-LHR
14h 50m2 stops
€542Delta
Find Deal
Wed, 12 Feb - Wed, 19 Feb
08:50 - 14:00LHR-ORD
11h 10m1 stop
15:55 - 08:05ORD-LHR
10h 10m1 stop
€549Aer Lingus
Find Deal
Wed, 4 Dec - Wed, 11 Dec
09:55 - 15:30LHR-ORD
35h 35m2 stops
€526
Find Deal
Tue, 17 Dec
09:50 - 17:55LHR-ORD
14h 05m1 stop
€540Aer Lingus
Find Deal
Tue, 17 Dec
18:30 - 15:30LHR-ORD
27h 00m1 stop
€572TAP AIR PORTUGAL
Find Deal
Tue, 3 Dec
06:00 - 15:30LHR-ORD
15h 30m1 stop
€579TAP AIR PORTUGAL
Find Deal
Sun, 12 Jan
19:50 - 16:10LHR-ORD
26h 20m1 stop
€581TAP AIR PORTUGAL
Find Deal
Sat, 17 May
08:25 - 17:59LHR-ORD
15h 34m1 stop
€634JetBlue
Find Deal
Mon, 3 Feb
07:25 - 15:43LHR-ORD
14h 18m1 stop
€666JetBlue
Find Deal
Thu, 6 Feb
13:35 - 17:00LHR-ORD
9h 25mdirect
€701Lufthansa
Find Deal
Tue, 26 Nov
13:35 - 17:00LHR-ORD
9h 25mdirect
€702Austrian Airlines
Find Deal
Wed, 27 Nov
13:35 - 18:00LHR-ORD
9h 25mdirect
€1,491Austrian Airlines
Find Deal
Wed, 12 Mar
07:50 - 14:00LHR-ORD
12h 10m1 stop
15:55 - 08:05ORD-LHR
10h 10m1 stop
€550Aer Lingus
Find Deal
Sun, 24 Nov - Tue, 17 Dec
07:50 - 14:00LHR-ORD
12h 10m1 stop
15:55 - 08:05ORD-LHR
10h 10m1 stop
€575Aer Lingus
Find Deal
Sun, 24 Nov - Wed, 4 Dec
14:30 - 10:54LHR-ORD
26h 24m1 stop
10:51 - 06:20ORD-LHR
13h 29m1 stop
€593United Airlines
Find Deal
Sat, 23 Nov - Mon, 25 Nov
06:00 - 15:30LHR-ORD
15h 30m1 stop
20:25 - 17:30ORD-LHR
15h 05m1 stop
€609TAP AIR PORTUGAL
Find Deal
Fri, 22 Nov - Sun, 1 Dec
06:40 - 21:51LHR-ORD
21h 11m2 stops
19:15 - 16:00ORD-LHR
14h 45m1 stop
€690Scandinavian Airlines
Find Deal
Mon, 25 Nov - Tue, 8 Apr
18:30 - 15:30LHR-ORD
27h 00m1 stop
18:00 - 12:45ORD-LHR
12h 45m1 stop
€691TAP AIR PORTUGAL
Find Deal
Tue, 26 Nov - Wed, 9 Apr
21:05 - 15:50LHR-ORD
24h 45m2 stops
19:15 - 16:00ORD-LHR
14h 45m1 stop
€703Scandinavian Airlines
Find Deal
Tue, 26 Nov - Tue, 8 Apr
12:15 - 17:20LHR-ORD
11h 05m1 stop
18:30 - 19:30ORD-LHR
19h 00m1 stop
€704Icelandair
Find Deal
Mon, 25 Nov - Thu, 28 Nov
12:15 - 17:20LHR-ORD
11h 05m1 stop
19:30 - 20:20ORD-LHR
18h 50m1 stop
€714Icelandair
Find Deal
Mon, 25 Nov - Mon, 7 Apr
13:35 - 17:00LHR-ORD
9h 25mdirect
21:10 - 11:15ORD-LHR
8h 05mdirect
€849United Airlines
Find Deal
Tue, 26 Nov - Tue, 3 Dec
11:55 - 14:45LHR-ORD
8h 50mdirect
21:55 - 11:40ORD-LHR
7h 45mdirect
€610British Airways
Find Deal
Mon, 3 Feb - Wed, 5 Mar
15:35 - 18:15LHR-ORD
8h 40mdirect
22:55 - 12:45ORD-LHR
7h 50mdirect
€612British Airways
Find Deal
Wed, 23 Apr - Wed, 30 Apr
10:25 - 13:50LHR-ORD
9h 25mdirect
18:50 - 07:55ORD-LHR
8h 05mdirect
€614Austrian Airlines
Find Deal
Wed, 5 Feb - Tue, 11 Mar
10:25 - 13:50LHR-ORD
9h 25mdirect
17:50 - 07:55ORD-LHR
8h 05mdirect
€648Austrian Airlines
Find Deal
Wed, 4 Dec - Thu, 12 Dec
11:00 - 13:55LHR-ORD
8h 55mdirect
22:05 - 11:40ORD-LHR
7h 35mdirect
€660Finnair
Find Deal
Tue, 4 Feb - Sat, 8 Mar
10:25 - 13:50LHR-ORD
9h 25mdirect
21:10 - 11:15ORD-LHR
8h 05mdirect
€681Lufthansa
Find Deal
Thu, 6 Feb - Sun, 9 Feb
10:25 - 13:50LHR-ORD
9h 25mdirect
17:50 - 07:55ORD-LHR
8h 05mdirect
€684United Airlines
Find Deal
Wed, 4 Dec - Fri, 13 Dec
11:55 - 14:45LHR-ORD
8h 50mdirect
22:05 - 11:40ORD-LHR
7h 35mdirect
€696Finnair
Find Deal
Sun, 2 Feb - Sat, 8 Mar
10:25 - 13:50LHR-ORD
9h 25mdirect
17:50 - 07:55ORD-LHR
8h 05mdirect
€719United Airlines
Find Deal
Tue, 24 Dec - Tue, 31 Dec
13:35 - 17:00LHR-ORD
9h 25mdirect
17:50 - 07:55ORD-LHR
8h 05mdirect
€802Lufthansa
Find Deal
Tue, 17 Dec - Mon, 30 Dec

Flights from London to Chicago - Travel Insights & Trends

Get data-powered insights and trends into flights from London to Chicago to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London to Chicago, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London to Chicago is February, where tickets cost €531 on average. On the other hand, the most expensive months are August and July, where the average cost of tickets is €827 and €811 respectively.

Can I save money by flying with a stopover from London to Chicago?

The average price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.
No, with an average price for the route of €628, prices are generally cheapest when you fly direct.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London to Chicago, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London to Chicago, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 140 days before departure.

Good to know

Low season

February

High season

July
Best time to beat the crowds (19% less expensive on average)
Most popular time to fly (23% more expensive on average)

When to book flights from London to Chicago

Are your dates flexible? Find out the best times to travel from London to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from London to Chicago

  • How much is a taxi from O’Hare Airport to the city centre?

    If you’d prefer to skip the train after your flight from London to Chicago, the taxi rank outside the departure area is just a few steps away from your arrival terminal. A taxi from the airport to the centre will cost around $40 (£32) + tip, although using a rideshare app like Uber or Lyft can get you lower prices.

  • Is there a direct transfer to the Convention Centre from the airport?

    The convention centre near O’Hare Airport is directly linked to the airport via a shuttle bus. This shuttle bus also features transportation to nearby shopping and dining options for long layovers. If you’re going to the convention centre near the city centre (McCormick Place), a third-party shuttle can be arranged for a direct connection.

  • Does O’Hare Airport offer free WiFi?

    Unlimited free WiFi connection is available to travellers in all areas of O’Hare Airport, both before and after security. You have to watch an ad to connect, but after that, you will have access to all the WiFi you need to make additional travel arrangements, organise your emails or complete some last-minute work.

  • How much is daily parking at O’Hare Airport?

    O’Hare Airport has a handful of daily parking options available to travellers. The main parking areas around the airport cost about $40 (£32) per day for parking, while the economy lots, which are accessible via the dedicated airport tram, cost anywhere between approximately $10-17 (£8-13.50) per day.

  • What is the cheapest flight from London to Chicago?

    In the last 3 days, the lowest price for a flight from London to Chicago was €556 for a one-way ticket and €482 for a return.

  • Which airlines offer Wi-Fi service onboard planes from London to Chicago?

    American Airlines, Virgin Atlantic, KLM, Air France, and Delta offer inflight Wi-Fi service on the London to Chicago flight route.

  • Which aircraft models fly most regularly from London to Chicago?

    The Boeing 767-300 is the aircraft model that flies most regularly on the London to Chicago flight route.

  • Which airline alliances offer flights from London to Chicago?

    oneworld, and Star Alliance are the airline alliances operating flights between London and Chicago, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from London to Chicago?

    There are direct flights from London to Chicago on a daily basis.

  • How does KAYAK find such low prices on flights from London to Chicago?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from London is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Chicago?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Chicago with an airline and back to London with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Chicago?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from London to Chicago

  • As you’re booking flights from London to Chicago, you may notice that many of the more affordable flights have at least one stop. Non-stop travel between the two cities is limited, but non-stop flight deals can be found with Austrian Airlines and Finnair, especially if you book far enough in advance and compare prices here on KAYAK.co.uk.
  • Chicago has two main airports, but unless you’re making two stops you’ll most likely be flying into Chicago O’Hare Airport. O’Hare Airport lies 14 miles northwest of the city centre and is the third-busiest airport in the US. Lines for security at O’Hare can be long, so be sure to arrive early.
  • Chicago city centre can be reached from O’Hare in a number of different ways. The most popular way to get to the centre is the CTA Blue Line train. This train has a direct connection with the airport and connects to the Chicago metro and elevated train system, which can take you anywhere in the city. A single ride will cost you around $2.75 (£2.19).
  • If you’re traveling with children, O’Hare features a “Kids on the Fly” play area thanks to its partnership with the Chicago Children’s Museum. Your young ones can play on large aeroplane and helicopter models until your flight home or to your next destination departs. “Kids on the Fly” is located in the upper level of Terminal 2.
  • Feeling hungry before your flight? O’Hare offers travellers several airport restaurant options. Fill up before you take off with Chicago-style hot dogs, a wrap from a Mediterranean cafe, Chinese fried rice and a long list of other options. O’Hare’s restaurants are spread throughout the airport, so you’ll have plenty of options whether you’re in T1, T2 or T3.
See more tips

Flights from London to Chicago: the best tips from KAYAK users' own experiences

Insights shared by verified travellers who flew the route from London to Chicago 
Verified travelerFlew with British AirwaysLHR-ORDSept 2024
BA had great food, should have brought a few more snacks and dressed more warmly though!
CherylFlew with British AirwaysLHR-ORDOct 2024
Make sure you pay extra for a seat. Otherwise you may not have a flight.
Verified travelerFlew with British AirwaysLHR-ORDJul 2024
Gate 10 is a train wreck because there are multiple gates distinguished by a letter following A10. If possible get there as quickly as possible to find the appropriate gate.
Verified travelerFlew with British AirwaysLHR-ORDJun 2024
Person’s should do their due diligence of airlines before booking flights.
EmilyFlew with British AirwaysLHR-ORDMar 2024
Bring as few liquids as possible or put them in checked bag. They are very strict at Heathrow about all of them fitting into one small ziplock bag
Verified travelerFlew with IberiaLHR-ORDMay 2024
If you haven't flown with them before, try British Airways. A great experience.

Prefer to fly direct from London to Chicago?

Find which airlines fly direct from London to Chicago, which days they fly and book direct flights.

Direct departures

London to Chicago

Monday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

Tuesday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

Wednesday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

Thursday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

Friday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

Saturday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

Sunday

Aer Lingus, Air Canada, Alaska Airlines, +12 more

Aer Lingus, Air Canada, +13 more

See more direct flights

Direct returns

Chicago to London

Monday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

Tuesday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

Wednesday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

Thursday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

Friday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

Saturday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

Sunday

Aer Lingus, Air Canada, Alaska Airlines, +13 more

Aer Lingus, Air Canada, +14 more

See more direct flights
See more direct flights

Book cheap flights from London to Chicago

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Chicago found on KAYAK in the last 72 hours.
17/12Tue
2 stops
35h 35mLHR-ORD
€526
17/12Tue
1 stopAer Lingus
14h 05mLHR-ORD
€540
3/12Tue
1 stopTAP AIR PORTUGAL
27h 00mLHR-ORD
€572
12/1Sun
1 stopTAP AIR PORTUGAL
15h 30mLHR-ORD
€579
17/5Sat
1 stopTAP AIR PORTUGAL
26h 20mLHR-ORD
€581
3/2Mon
1 stopJetBlue
15h 34mLHR-ORD
€634
6/2Thu
1 stopJetBlue
14h 18mLHR-ORD
€666
26/11Tue
directLufthansa
9h 25mLHR-ORD
€701
27/11Wed
directAustrian Airlines
9h 25mLHR-ORD
€702
12/3Wed
directAustrian Airlines
9h 25mLHR-ORD
€1,491

Search by stops

Search by airline

Search by price

Last minute flights from London to Chicago

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Chicago that are departing in the next 10 days.
24/11Sun
multi-stopAer Lingus
12h 10mLHR-ORD
17/12Tue
multi-stopAer Lingus
10h 10mORD-LHR
€550
24/11Sun
multi-stopAer Lingus
12h 10mLHR-ORD
4/12Wed
multi-stopAer Lingus
10h 10mORD-LHR
€575
23/11Sat
multi-stopUnited Airlines
26h 24mLHR-ORD
25/11Mon
multi-stopUnited Airlines
13h 29mORD-LHR
€593
22/11Fri
multi-stopTAP AIR PORTUGAL
15h 30mLHR-ORD
1/12Sun
multi-stopTAP AIR PORTUGAL
15h 05mORD-LHR
€609
25/11Mon
multi-stopScandinavian Airlines
21h 11mLHR-ORD
8/4Tue
multi-stopScandinavian Airlines
14h 45mORD-LHR
€690
26/11Tue
multi-stopTAP AIR PORTUGAL
27h 00mLHR-ORD
9/4Wed
multi-stopTAP AIR PORTUGAL
12h 45mORD-LHR
€691
26/11Tue
multi-stopScandinavian Airlines
24h 45mLHR-ORD
8/4Tue
multi-stopScandinavian Airlines
14h 45mORD-LHR
€703
25/11Mon
multi-stopIcelandair
11h 05mLHR-ORD
28/11Thu
multi-stopIcelandair
19h 00mORD-LHR
€704
25/11Mon
multi-stopIcelandair
11h 05mLHR-ORD
7/4Mon
multi-stopIcelandair
18h 50mORD-LHR
€714
26/11Tue
directUnited Airlines
9h 25mLHR-ORD
3/12Tue
directUnited Airlines
8h 05mORD-LHR
€849

Search by stops

Search by airline

Search by price

Everything you need to know for your flight from London to Chicago

Cabin class types available on flights from London to Chicago

Cabin classes available on flights from London to Chicago. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.