Question 1

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

Accepted Answer

Currently priced at £394, TAP AIR PORTUGAL will fly you from London Heathrow Airport to Chicago and back. In addition to TAP AIR PORTUGAL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Lufthansa - these airlines can fly you to your destination from £411 and £415, respectively. These flights start at 26% 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 Heathrow Airport to Chicago (average of £601). Flying from London Heathrow Airport 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 Heathrow Airport to Chicago?

Accepted Answer

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 4

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

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Chicago flight should consider departing on Wednesday 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.

Question 5

How recently were the London Heathrow Airport to Chicago flight deals updated?

Accepted Answer

The London Heathrow Airport to Chicago flight deals you see on this page were last updated on 27/4.

Question 6

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

Accepted Answer

When booking a flight from London Heathrow Airport to Chicago, you may want to consider flying on American Airlines, Air Canada or Finnair as they are the most popular for this route.

Question 7

What are the cheapest flights from London Heathrow Airport to Chicago?

Accepted Answer

Looking for the cheapest flight from London Heathrow Airport to Chicago? While on average our users pay £1,434, our data indicates the cheapest price to be £499. The most popular route (London Heathrow - Chicago O'Hare Intl), is priced around £394.

Question 8

What are the most reliable airlines from London Heathrow Airport to Chicago?

Accepted Answer

Before booking your flight to Chicago from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (95%), SWISS (93%), Air Canada( 92%).

Question 9

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

Accepted Answer

Yes, there are multiple flights from London Heathrow Airport to Chicago for under £400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £394, but on average you can expect to pay £416.

Question 10

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

Accepted Answer

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

Question 11

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

Accepted Answer

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

Question 12

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

Accepted Answer

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 13

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

Accepted Answer

Users have found that booking a flight from London Heathrow Airport 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 Heathrow Airport 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 14

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

Accepted Answer

February is one of the best times of the year to fly to Chicago from London Heathrow Airport. Prices for February average £527 per person but you can even find prices for as low as £307. The most expensive prices can be found in the month of July. Opting for a February flight can save you 28% on your journey compared to booking in July

Question 15

When is the cheapest time to fly from London Heathrow Airport to Chicago (LHR - CHI)?

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Chicago in the morning. If you’re flexible enough to do this you can expect to save up to 2% on your trip compared to booking a flight at midday.

Question 16

Accepted Answer

TAP AIR PORTUGAL is one of the most popular airlines used for those travelling from London Heathrow Airport to Chicago. London Heathrow Airport to Chicago flights are typically 62% cheaper than other airlines traveling the same route. Flights from TAP AIR PORTUGAL typically cost £629.25 RT. The cheapest TAP AIR PORTUGAL flight found for this route was £541. London Heathrow Airport is the most common London Heathrow Airport 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 Heathrow Airport to Chicago, TAP AIR PORTUGAL flights are 4% more popular than any other airline flying that same route.

Question 17

Accepted Answer

One of the most popular airlines travelling from London Heathrow Airport 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 Heathrow Airport to Chicago flights. When booking this route, the cheapest RT price found was £559. The most popular departure airport in London Heathrow Airport 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 Heathrow Airport to Chicago, Lufthansa flights are 1% more popular than any other airline flying that same route.

Question 18

What does LHR to ORD mean?

Accepted Answer

London Heathrow Airport is LHR and Chicago O'Hare Intl Airport is ORD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

Question 19

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

Accepted Answer

The amount of baggage you can bring on your Heathrow 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 20

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

Accepted Answer

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

Question 21

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

Accepted Answer

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

Question 22

How can I find direct flights from Heathrow 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 Heathrow to Chicago.

Question 23

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

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow 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 24

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

Accepted Answer

Many airlines flying from Heathrow 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 25

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

Accepted Answer

Yes, you can often find last-minute deals on Heathrow 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 26

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

Accepted Answer

Cheapflights makes it easy to find Heathrow to Chicago flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 27

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

Accepted Answer

Cheapflights helps you find that perfect flight to Chicago from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 28

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

Accepted Answer

Certainly. Search results for flights to Chicago from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 29

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

Accepted Answer

Yes, Cheapflights offers price alerts on Heathrow to Chicago flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Popular in	July
Cheapest in	February
Round-trip from	£444
One-way from	£206

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest£362	Average£469	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Virgin Atlantic	Cheapest£379	Average£542	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Icelandair	Cheapest£395	Average£522	FlexibilityNo cancel fee	On-time76%	Search Icelandair 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
British Airways	Cheapest£419	Average£570	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£433	Average£503	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£451	Average£587	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 Heathrow Airport to Chicago from £206

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 5/6. 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 Heathrow to Chicago are usually found in February or January, booked 63 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Heathrow to Chicago

Popular in

Cheapest in

Round-trip from

One-way from

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

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

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

When is the cheapest time to fly from London Heathrow Airport to Chicago (LHR - CHI)?

Cheap TAP AIR PORTUGAL flights from Heathrow to Chicago

Take a peek at the cheapest TAP AIR PORTUGAL flights we've detected travelling from London to Chicago. Deals update often to give you more flight options matching your criteria

Cheap Lufthansa flights from Heathrow to Chicago

Browse through some of the cheapest Lufthansa flights travelling 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 Heathrow to Chicago flights in April & May 2024

Find cheap flight options from Heathrow 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 925,673 searches. Prices were last updated on 27 April 2024.

The lowest fares we've come across on flights travelling from London to Chicago in April and May 2024. Check back soon for alternative fares.

Heathrow to Chicago 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Chicago in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 925,673 searches. Data last updated 27 April 2024.

The lowest fares we've come across on flights travelling from London to Chicago in April and May 2024. Check back soon for alternative fares.

Direct flights to Chicago from Heathrow

To help reduce your travel time, choose from one of these non-stop flights from London to Chicago. If you're looking for other options for flights from London to Chicago, make sure to update the search form at the top of page.

Heathrow to Chicago flights leaving soon

Consider one of these great deals we found on last-minute flights from London to Chicago. To prevent any unwanted surprises, users should verify their flight info before booking.

One-way flights to Chicago from Heathrow

Take a look at some of the one-way flights we've detected from London to Chicago. Users can also find round-trip London to Chicago flights by using the search form above.

Find flights from Heathrow to Chicago within your budget

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Chicago. Price data was last updated on 28 January 2024.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Chicago. Price data was last updated on 21 April 2024.

Average price of flights to Chicago by month

Plan your trip from Heathrow to Chicago by taking into account the cheapest months to travel. The average price of a one-way flight from Heathrow to Chicago is currently £227 while a return flight costs £418. 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. You can also see how each airline stacks up 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 Heathrow 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 Heathrow Airport to Chicago for under £400 on Cheapflights?

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

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

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

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

What are the most reliable airlines from London Heathrow Airport to Chicago?

What are the cheapest flights from London Heathrow Airport to Chicago?

What does LHR to ORD mean?

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

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

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

How can I find direct flights from Heathrow to Chicago?

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

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

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

How recently were the London Heathrow Airport 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 Heathrow to Chicago on these airlinesChoose from the following airlines for your flight from Heathrow 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 Heathrow to Chicago. Flights are based on user searches made on Cheapflights and were last updated on 27 April 2024.

Top 10 airlines flying from Heathrow to Chicago

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

Search flights from Heathrow to Chicago by cabin class

Find flights from Heathrow to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Heathrow to Chicago

Find hourly flight availability from Heathrow 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 Heathrow to Chicago

Explore weekly flight availability from Heathrow 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 Heathrow to Chicago?

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

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

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

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Fly from Heathrow to Chicago on these airlines
Choose from the following airlines for your flight from Heathrow to Chicago. Flights are based on user searches made on Cheapflights and were last updated on 27 April 2024.