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LON - CHI

Find cheap flights from London to Chicago from €498

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 17/9. 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
Wed 5/6
Wed 12/6

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 42,830,901 times on KAYAK, and here's why:

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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 round-trip 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.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
11:05 - 13:45LHR-ORD
8h 40mdirect
21:25 - 11:15ORD-LHR
7h 50mdirect
€498British Airways
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Tue, 17 Sep - Wed, 25 Sep
08:40 - 21:07LHR-ORD
17h 27m2 stops
11:19 - 06:50ORD-LHR
13h 31m1 stop
€504Delta
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Mon, 28 Oct - Mon, 4 Nov
08:30 - 15:00LHR-ORD
12h 30m1 stop
21:30 - 11:45ORD-LHR
8h 15mdirect
€506United Airlines
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Mon, 9 Sep - Tue, 24 Sep
08:30 - 15:00LHR-ORD
12h 30m1 stop
14:15 - 06:35ORD-LHR
10h 20m1 stop
€512United Airlines
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Mon, 9 Sep - Mon, 23 Sep
19:30 - 17:55LHR-ORD
28h 25m2 stops
19:45 - 16:00ORD-LHR
14h 15m1 stop
€534Scandinavian Airlines
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Thu, 19 Sep - Mon, 30 Sep
21:05 - 17:55LHR-ORD
26h 50m2 stops
19:45 - 13:35ORD-LHR
11h 50m1 stop
€538Scandinavian Airlines
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Thu, 17 Oct - Fri, 25 Oct
08:40 - 14:20LHR-ORD
11h 40m1 stop
14:00 - 08:05ORD-LHR
12h 05m1 stop
€541KLM
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Tue, 10 Sep - Sat, 21 Sep
08:40 - 14:20LHR-ORD
11h 40m1 stop
17:55 - 11:10ORD-LHR
11h 15m1 stop
€553KLM
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Wed, 18 Sep - Fri, 27 Sep
08:00 - 16:10LHR-ORD
14h 10m1 stop
18:00 - 12:45ORD-LHR
12h 45m1 stop
€564TAP AIR PORTUGAL
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Sun, 15 Sep - Mon, 30 Sep
19:50 - 16:00LHR-ORD
26h 10m1 stop
18:00 - 22:55ORD-LHR
22h 55m1 stop
€677TAP AIR PORTUGAL
Find Deal
Thu, 22 Aug - Mon, 2 Sep

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 €519 on average. On the other hand, the most expensive months are July and August, where the average cost of tickets is €802 and €795 respectively.

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 day before departure. For the absolute cheapest price, our data suggests you should book 84 days before departure.

Which airlines provide the cheapest flights from London to Chicago?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from London to Chicago found by KAYAK users in the last 72 hours was for €498 on British Airways, followed by Delta (€504). One-way flight deals have also been found from as low as €508 on WestJet and from €603 on TAP AIR PORTUGAL.

Which airlines fly most frequently between London and Chicago?

American Airlines (12 flights per day), British Airways (5 flights per day), and United Airlines (3 flights per day) are the most frequent flyers of this route.

How many flights are there between London and Chicago per day?

Each day, there are 20 direct flights that take off from London and land in Chicago, with an average flight time of 8h 42m. The most common departure time is 08:00 and most flights take off in the morning. Each week, there are 140 flights and there are the same amount of flights each day 20.

How long does a flight from London to Chicago take?

A direct flight to Chicago will take on average 8h 35m to travel the 10,218 km flying distance from London.

What’s the earliest departure time from London to Chicago?

Early birds can take the earliest flight from London at 08:10 and will be landing in Chicago at 10:45.

What’s the latest departure time from London to Chicago?

If you prefer to fly at night, the latest flight from London to Chicago jets off at 15:35 and lands at 18:15.

Good to know

Low season

January

High season

July
Best time to beat the crowds (13% less expensive on average)
Most popular time to fly (27% 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 €547 for a one-way ticket and €536 for a return.

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

    Virgin Atlantic, Air France, KLM, American Airlines, 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

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

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

Direct returns

Chicago to London

Monday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 more

Tuesday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 more

Wednesday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 more

Thursday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 more

Friday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 more

Saturday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 more

Sunday

Aer Lingus, Air Canada, Alaska Airlines, +14 more

Aer Lingus, Air Canada, +15 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.
17/5Fri
1 stopWestJet
32h 55mLHR-ORD
€508
25/6Tue
1 stopTAP AIR PORTUGAL
27h 25mLHR-ORD
€603
25/6Tue
2 stops
19h 47mLHR-ORD
€778
1/11Fri
3 stops
28h 16mLHR-ORD
€917
18/6Tue
3 stopsAir India
48h 55mLHR-ORD
€1,112
8/8Thu
3 stopsAir India
63h 55mLHR-ORD
€1,373
25/6Tue
directBritish Airways
8h 40mLHR-ORD
€1,539
1/7Mon
directAustrian Airlines
8h 55mLHR-ORD
€1,543
1/8Thu
directBritish Airways
8h 35mLHR-ORD
€1,906
31/5Fri
directAustrian Airlines
8h 55mLHR-ORD
€9,518

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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.
9/5Thu
multi-stopJetBlue
16h 05mLHR-ORD
12/5Sun
multi-stopJetBlue
15h 50mORD-LHR
€883
9/5Thu
multi-stopJetBlue
16h 05mLHR-ORD
12/5Sun
multi-stopJetBlue
15h 50mORD-LHR
€886
7/5Tue
multi-stopAustrian Airlines
28h 15mLHR-ORD
14/5Tue
directAustrian Airlines
8h 10mORD-LHR
€955
7/5Tue
directAustrian Airlines
9h 05mLHR-ORD
14/5Tue
directAustrian Airlines
8h 10mORD-LHR
€965
8/5Wed
direct
8h 50mLHR-ORD
17/5Fri
direct
8h 10mORD-LHR
€999
10/5Fri
directLufthansa
9h 05mLHR-ORD
16/5Thu
directLufthansa
8h 10mORD-LHR
€1,001
7/5Tue
directLufthansa
8h 50mLHR-ORD
12/5Sun
directLufthansa
8h 10mORD-LHR
€1,003
8/5Wed
multi-stopFinnair
13h 05mLHR-ORD
12/5Sun
directFinnair
7h 45mORD-LHR
€1,009
9/5Thu
direct
9h 05mLHR-ORD
12/5Sun
direct
8h 10mORD-LHR
€1,033
7/5Tue
directFinnair
8h 35mLHR-ORD
11/5Sat
directFinnair
7h 45mORD-LHR
€2,139

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Flights to Chicago

Cabin classes:

€5,120
€771

Browse origins:

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  • London

Browse destinations:

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