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 31/5. 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.
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KAYAK searches 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
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Cheap Flight Deals from London to Chicago (LON-CHI)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from London to Chicago that are departing in the next months. 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

KAYAK's recommended return flight deals from the most popular airlines that fly from London to Chicago.
Discover the best prices for you by selecting your travel dates on KAYAK.
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08:30 - 11:25LHR-ORD
8h 55mdirect
21:25 - 11:45ORD-LHR
8h 20mdirect
€456Austrian Airlines
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Sat, 31 May - Tue, 24 Jun
13:05 - 21:15LHR-ORD
14h 10m1 stop
19:25 - 11:55ORD-LHR
10h 30m1 stop
€482Icelandair
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Fri, 5 Sep - Wed, 17 Sep
13:05 - 21:15LHR-ORD
14h 10m1 stop
19:25 - 20:20ORD-LHR
18h 55m1 stop
€483Icelandair
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Fri, 5 Sep - Mon, 15 Sep
08:40 - 15:55LHR-ORD
13h 15m1 stop
21:20 - 11:45ORD-LHR
8h 25mdirect
€496United Airlines
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Wed, 23 Apr - Wed, 7 May
06:00 - 12:10LHR-ORD
12h 10m1 stop
16:05 - 06:20ORD-LHR
8h 15mdirect
€497
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Fri, 25 Apr - Sun, 4 May
06:00 - 15:55LHR-ORD
15h 55m1 stop
18:35 - 07:55ORD-LHR
31h 20m1 stop
€499SWISS
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Fri, 2 May - Sun, 4 May
07:25 - 13:55LHR-ORD
12h 30m1 stop
10:37 - 11:35ORD-LHR
18h 58m1 stop
€500United Airlines
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Tue, 22 Apr - Mon, 28 Apr
07:30 - 18:26LHR-ORD
16h 56m2 stops
14:35 - 09:40ORD-LHR
13h 05m1 stop
€506Lufthansa
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Sat, 19 Apr - Wed, 14 May
07:30 - 18:26LHR-ORD
16h 56m2 stops
17:50 - 17:05ORD-LHR
17h 15m1 stop
€511Lufthansa
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Sat, 19 Apr - Sun, 11 May
06:00 - 12:45LHR-ORD
12h 45m1 stop
15:45 - 16:35ORD-LHR
18h 50m2 stops
€527SWISS
Find Deal
Wed, 23 Apr - Tue, 6 May

KAYAK's insights & trends for London to Chicago flights

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 London to Chicago flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for round-trip flights from London to Chicago.
Our data shows that the cheapest route for a return flight from London to Chicago cost €720 and was between London Heathrow Airport (LHR) and Chicago O'Hare Intl Airport (ORD). On average, the best prices are found if you fly this route. The average price for a return flight for this route is €720.

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 round-trip 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 €538 (return) on average. On the other hand, the most expensive months are August and July, where the average cost of round-trip tickets is €834 and €802 respectively.

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

The average return 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 €1,564, prices are generally cheapest when you fly direct.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip 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 week.
To get a below average price on the flight from London to Chicago, you should book around 4 weeks before departure. For the absolute cheapest price, our data suggests you should book 5 weeks 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 (21% 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.

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.

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 €511 for a one-way ticket and €492 for a return.

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

    American Airlines, Air France, KLM, Virgin Atlantic, 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

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

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Tuesday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Wednesday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Thursday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Friday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Saturday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Sunday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

See more direct flights

Direct returns

Chicago to London

Monday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Tuesday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Wednesday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Thursday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Friday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Saturday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

Sunday

American Airlines, British Airways, United Airlines

American Airlines, British Airways, +1 more

See more direct flights
See more direct flights

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.

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