Question 1

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

Accepted Answer

Our cheapest airline available from London to Chicago is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as £394 on this airline. Additional options worth looking into are American Airlines and Lufthansa, starting at £411 and £415 round-trip. These flights start at 25% lower than the current average price 3 months from now.

Question 2

E

Accepted Answer

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

£481

February

£496

March

£486

April

£499

May

£513

June

£611

July

£626

August

£573

September

£536

October

£520

November

£498

December

£503

Question 3

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

Accepted Answer

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.

Question 4

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

Accepted Answer

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.

Question 5

How recently were the London to Chicago flight deals updated?

Accepted Answer

The London to Chicago flight deals you see on this page were last updated on 26/4.

Question 6

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

Accepted Answer

Before booking your flight from London to Chicago check out the most popular airlines for this route: American Airlines, Air Canada or Finnair.

Question 7

What are the most popular routes from London to Chicago?

Accepted Answer

The most popular flight routes from London to Chicago are London Heathrow - Chicago O'Hare Intl, London Gatwick - Chicago O'Hare Intl and London City - Chicago O'Hare Intl.

Question 8

What are the cheapest flights from London to Chicago?

Accepted Answer

While on average a flight from London to Chicago is generally £1,434, our data shows the cheapest flight currently is £499. When looking at the most popular route, (London Heathrow - Chicago O'Hare Intl), you can expect to pay £393 for that flight.

Question 9

What are the most reliable airlines from London to Chicago?

Accepted Answer

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%), SWISS (93%), Air Canada( 92%).

Question 10

Can I find flights from London to Chicago for under £400 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from London to Chicago for under £400. The cheapest flight booked recently is on Multiple Airlines for just £386, but on average you can expect to pay £412.

Question 11

Are there nonstop flights from London to Chicago for under £500 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from London to Chicago under £500. A good price for a nonstop flight from London to Chicago is less than £450.

Question 12

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

Accepted Answer

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

Question 13

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

Accepted Answer

London to Chicago flights have a stopover in Reykjavik most of the time.

Question 14

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

Accepted Answer

London to Chicago flights have a stopover in Dublin least often.

Question 15

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

Accepted Answer

If you're on a stopover in Reykjavik and looking for things to do, consider visiting Harpa, Hallgrímskirkja, or Ásmundarsafn. Harpa, Hallgrímskirkja, and Ásmundarsafn are located about 23.3 mi, 23.2 mi, and 24.3 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 £40.

Question 16

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

Accepted Answer

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.

Question 17

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

Accepted Answer

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 £540 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 £582 for flights departing within the next 3 days.

Question 18

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

Accepted Answer

February can be a great time to fly to Chicago from London with a flight ticket averaging about £527. Cheapflights users have found deals in the month of February for as cheap as £307. The most expensive prices can be found in the month of July.

Question 19

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

Accepted Answer

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.

Question 20

Accepted Answer

TAP AIR PORTUGAL is one of the most popular airlines used for those travelling from London to Chicago. London to Chicago flights are typically 61% cheaper than other airlines traveling the same route. Flights from TAP AIR PORTUGAL typically cost £647.16 RT. The cheapest TAP AIR PORTUGAL flight found for this route was £541. 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, TAP AIR PORTUGAL flights are 4% more popular than any other airline flying that same route.

Question 21

Accepted Answer

One of the most popular airlines travelling from London to Chicago is Lufthansa. Flights from Lufthansa travelling this route typically cost £733.24 RT. This price is typically 57% cheaper than other airlines that offer London to Chicago flights. When booking this route, the cheapest RT price found was £559. 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, Lufthansa flights are 1% more popular than any other airline flying that same route.

Question 22

What does LHR to ORD mean?

Accepted Answer

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).

Question 23

Can I find deals for flights from London to Chicago that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your London to Chicago flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 24

Can I find deals on flights from London to Chicago with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter London to Chicago flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 25

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

Accepted Answer

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

Question 26

How can I find direct flights from London to Chicago?

Accepted Answer

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

Question 27

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

Accepted Answer

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.

Question 28

Can I find deals for flights from London to Chicago that allow pets onboard?

Accepted Answer

Many airlines flying from London to Chicago offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 29

Can I find deals on last-minute flights from London to Chicago?

Accepted Answer

Yes, you can often find last-minute deals on London to Chicago flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 30

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

Accepted Answer

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.

Question 31

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

Accepted Answer

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.

Question 32

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

Accepted Answer

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.

Question 33

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

Accepted Answer

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.

Popular in	July
Cheapest in	February
Round-trip from	£444
One-way from	£174

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest£362	Average£469	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Icelandair	Cheapest£367	Average£555	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Virgin Atlantic	Cheapest£379	Average£542	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£409	Average£560	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Brussels Airlines	Cheapest£411	Average£525	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
TAP AIR PORTUGAL	Cheapest£418	Average£507	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
Finnair	Cheapest£433	Average£518	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Lufthansa	Cheapest£434	Average£556	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Austrian Airlines	Cheapest£447	Average£587	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Aer Lingus	Cheapest£449	Average£568	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

1%of flight departures	Early morningMidnight to 6 am
61%of flight departures	Morning6 am to noon
38%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Monday	36daily flights
Tuesday	36daily flights
Wednesday	36daily flights
Thursday	36daily flights
Friday	36daily flights
Saturday	39daily flights
Sunday	36daily flights

Cheap flights from London to Chicago from £174

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 4/6. 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.

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 Saturday

Cheap flight deals from London to Chicago

Popular in

Cheapest in

Round-trip from

One-way from

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

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

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

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

Cheap TAP AIR PORTUGAL flights from London to Chicago

Take a look at some of the lowest-priced TAP AIR PORTUGAL flights heading from London to Chicago. Come back soon if you're not finding the exact deal you're looking for.

Cheap Lufthansa flights from London to Chicago

Some of the lowest-priced Lufthansa 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.

Cheap London to Chicago flights in April & May 2024

Find cheap flight options from London to Chicago specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 925,685 searches. Prices were last updated on 27 April 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.

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 925,685 searches. Data last updated 27 April 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.

Direct flights to Chicago from London

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.

London to Chicago flights leaving soon

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.

One-way flights to Chicago from London

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.

Find flights from London to Chicago within your budget

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.

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 21 April 2024.

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 £416. Price data was last updated on 21 April 2024.

Temperature and rainfall in Chicago by month

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

Reviews of airlines servicing Chicago

Peruse reviews from past customers who have flown with TAP AIR PORTUGAL, Lufthansa and British Airways 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.

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?

Are there nonstop flights from London to Chicago for under £500 on Cheapflights?

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

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

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?

What are the cheapest flights from London to Chicago?

What does LHR to ORD mean?

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?

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

Can I find deals for flights from London to Chicago that include extra baggage allowance?

Can I find deals on flights from London to Chicago with specific airlines?

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

How can I find direct flights from London to Chicago?

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

Can I find deals for flights from London to Chicago that allow pets onboard?

Can I find deals on last-minute flights from London to Chicago?

How recently were the London to Chicago flight deals updated?

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 airlinesChoose 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 27 April 2024.

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 27 April 2024.

Top 10 airlines flying from London to Chicago

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

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 27 April 2024.

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 27 April 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

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?

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 27 April 2024.