Question 1

What days are direct flights available from Chicago to London?

Accepted Answer

Direct flights are available for this route on the following days: Monday.

Question 2

How many flights depart from Chicago to London on average per day?

Accepted Answer

Travellers can expect 10 flights from Chicago to London on average per day.
Evening (6pm - Midnight) - 100% of flight departures

Question 3

How long is the flight from Chicago to London?

Accepted Answer

TAP AIR PORTUGAL, Scandinavian Airlines, and Lufthansa can get you from Chicago to London in just under 12h 25m. Your travel time can differ by up to 7h 55m. There are 3964 mi between Chicago and London. This flight may include one or multiple stops.

Question 4

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

Accepted Answer

Our cheapest airline available from Chicago to London is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as £331 on this airline. Additional options worth looking into are Scandinavian Airlines and Lufthansa, starting at £370 and £412 round-trip. These flights start at 44% lower than the current average price 3 months from now.

Question 5

How recently were the Chicago to London flight deals updated?

Accepted Answer

The Chicago to London flight deals you see on this page were last updated on 1/6.

Question 6

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

Accepted Answer

The best time to book flights from Chicago to London is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 7

What is the cheapest month to book a flight from Chicago to London?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Chicago to London (average of £110). Flying from Chicago to London in June is currently the most expensive (average of £162). 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.

Question 8

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

Accepted Answer

Travellers seeking maximum savings on their Chicago to London flight should consider departing on Sunday evenings when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Question 9

What are the most popular routes from Chicago to London?

Accepted Answer

The most popular route from Chicago to London is Chicago O'Hare Intl - London Heathrow. You may also consider Chicago O'Hare Intl - London Gatwick or Chicago O'Hare Intl - London City.

Question 10

What are the cheapest flights from Chicago to London?

Accepted Answer

On average you can expect to pay £1,399 for a flight from Chicago to London. The cheapest flight overall is £357 while the most popular route, (Chicago O'Hare Intl - London Heathrow) is currently priced at £386.

Question 11

What are the most reliable airlines from Chicago to London?

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago to London on time: EL AL (92%), Air Canada (78%), Austrian Airlines (78%).

Question 12

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

Accepted Answer

Consider American Airlines, Finnair or British Airways when booking your flight. These represent the most popular airlines when flying from Chicago to London.

Question 13

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

Accepted Answer

Yes, there are multiple flights from Chicago to London for under £400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £331, but on average you can expect to pay £390.

Question 14

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

Accepted Answer

Cheapflights has at least 20 direct flights from Chicago to London under £500. A good price for a nonstop flight from Chicago to London is less than £461.

Question 15

Are there last-minute flights available from Chicago to London for under £600?

Accepted Answer

There are currently 20+ open flights from Chicago to London within the next 7 days for less than £600.

Question 16

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

Accepted Answer

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 20% on your flight compared to booking on days when demand is much higher.

Question 17

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

Accepted Answer

To save on the cost of your flight from Chicago to London, book at least 11 days before your planned departure. Booking around this time can save you about 3% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £513 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £531.

Question 18

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

Accepted Answer

Our data shows that February tends to be the cheapest month to fly to London from Chicago. Users have commonly found prices around £597 for the month, but tickets can be as low as £341. Due to multiple factors, prepare for potentially higher prices in June.

Question 19

What is the cheapest time of day to fly from CHI to LON?

Accepted Answer

Unlike at midday, when flights are generally more expensive, you can save up to 18% on flights from Chicago to London by exploring options for tickets in the evening.

Question 20

Accepted Answer

One of the most popular airlines travelling from Chicago to London is American Airlines. Flights from American Airlines travelling this route typically cost £957.65 RT. This price is typically 45% cheaper than other airlines that offer Chicago to London flights. When booking this route, the cheapest RT price found was £788. The most popular departure airport in Chicago when flying to London is Chicago O'Hare Intl Airport. The most popular airport to fly into when visiting London is London Heathrow Airport. When flying from Chicago to London, American Airlines flights are 7% more popular than any other airline flying that same route.

Question 21

Accepted Answer

One of the most popular airlines travelling from Chicago to London is Scandinavian Airlines. Chicago to London flights are typically 57% more expensive than other airlines travelling the same route. Flights from Scandinavian Airlines typically cost £652.41 RT. The cheapest Scandinavian Airlines flight found for this route was £510. Chicago O'Hare Intl Airport is the most common Chicago airport to take off from when flying to London. London Heathrow Airport is the most popular arrival airport in London. When flying from Chicago to London, Scandinavian Airlines flights are 3% more popular than any other airline flying that same route.

Question 22

What does ORD to LHR mean?

Accepted Answer

ORD stands for Chicago O'Hare Intl Airport, while LHR stands for London Heathrow 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. London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN) are other airports near this flight route and their unique identifiers/IATA codes.

Question 23

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

Accepted Answer

The amount of baggage you can bring on your Chicago to London 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 Chicago to London with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Chicago to London 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 Chicago to London that include hotel bookings?

Accepted Answer

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

Question 26

How can I find direct flights from Chicago to London?

Accepted Answer

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

Question 27

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

Accepted Answer

Yes. Cheapflights offers flight deals from Chicago to London 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 Chicago to London that allow pets onboard?

Accepted Answer

Many airlines flying from Chicago to London 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 Chicago to London?

Accepted Answer

Yes, you can often find last-minute deals on Chicago to London 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 Chicago to London?

Accepted Answer

Cheapflights makes it easy to find Chicago to London 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 31

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

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 London from Chicago.

Question 32

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

Accepted Answer

Yes! Cheapflights helps users easily find flights from Chicago to London with no change fees.

Question 33

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

Accepted Answer

Yes! Start tracking prices for Chicago to London flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Popular in	June
Cheapest in	February
Average price	£889
Round-trip from	£68

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest£345	Average£401	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£385	Average£623	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£400	Average£512	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Virgin Atlantic	Cheapest£403	Average£423	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Aer Lingus	Cheapest£466	Average£678	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£481	Average£578	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Iberia	Cheapest£492	Average£659	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
TAP AIR PORTUGAL	Cheapest£528	Average£692	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
American Airlines	Cheapest£575	Average£766	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Finnair	Cheapest£618	Average£751	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

1%of flight departures	Early morningMidnight to 6 am
9%of flight departures	Morning6 am to noon
48%of flight departures	AfternoonNoon to 6 pm
42%of flight departures	Evening6 pm to midnight

Monday	37daily flights
Tuesday	35daily flights
Wednesday	35daily flights
Thursday	35daily flights
Friday	35daily flights
Saturday	25daily flights
Sunday	25daily flights

Cheap flights from Chicago to London from £142

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 16/7. 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 Chicago to London are usually found in February or January, booked 86 days in advance, depart on a Saturday or Monday and return on a Wednesday

Cheap flight deals from Chicago to London

Popular in

Cheapest in

Average price

Round-trip from

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

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

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

What is the cheapest time of day to fly from CHI to LON?

Cheap American Airlines flights from Chicago to London

Take a peek at the cheapest American Airlines flights we've detected travelling from Chicago to London. Make sure to double check the flight details before booking.

Cheap Scandinavian Airlines flights from Chicago to London

Browse through some of the cheapest Scandinavian Airlines flights travelling from Chicago to London. Make sure to examine the flight information before completing your reservation.

Cheap Chicago to London flights in June & July 2024

Find cheap flight options from Chicago to London specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 909,873 searches. Prices were last updated on 2 June 2024.

These are some of the most attractive deals on flights from Chicago to London in 2024. Check back regularly for other flight deals.

Chicago to London 2024 flight deals

Discover exclusive flight deals for travel between Chicago and London in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 909,873 searches. Data last updated 2 June 2024.

These are some of the most attractive deals on flights from Chicago to London in 2024. Check back regularly for other flight deals.

Direct flights to London from Chicago

To help reduce your travel time, choose from one of these non-stop flights from Chicago to London. Select from other flights from Chicago to London by using the search form above.

Chicago to London flights leaving soon

Consider one of these great deals we found on last-minute flights from Chicago to London. Users should examine the flight details to ensure there are no surprises.

One-way flights to London from Chicago

Users travelling one-way from Chicago to London can select one of these great deals. Those seeking round-trip flights from Chicago to London should utilise the search form at the top of the page.

Find flights from Chicago to London within your budget

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

Use this chart to determine the optimal time to book a return flight from Chicago to London. Price data was last updated on 24 May 2024.

The best time to book flights from Chicago to London is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Use this chart to determine the cheapest time to fly return from Chicago to London. Price data was last updated on 26 May 2024.

Best time to book a flight from Chicago to London

Have a flexible travel schedule? Discover the best time to fly to London from Chicago with our price prediction graph.

Temperature and rainfall in London by month

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 2 June 2024.

Read reviews from past customers who have flown American Airlines, Scandinavian Airlines and Delta from Chicago to London. Users can see the overall rating for each airline as well as how each is rated 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 Chicago to London. 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 Chicago to London for under £400 on Cheapflights?

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

Are there last-minute flights available from Chicago to London for under £600?

What days are direct flights available from Chicago to London?

How many flights depart from Chicago to London on average per day?

How long is the flight from Chicago to London?

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

What are the most popular routes from Chicago to London?

What are the most reliable airlines from Chicago to London?

What are the cheapest flights from Chicago to London?

What does ORD to LHR mean?

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

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

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

How can I find direct flights from Chicago to London?

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

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

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

How recently were the Chicago to London flight deals updated?

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

What is the cheapest month to book a flight from Chicago to London?

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.

Alternative routes for Chicago to LondonSee prices for flight routes from nearby airports that may be better suited for you.

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Chicago to London

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

Search flights from Chicago to London by cabin class

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

Hourly flight availability from Chicago to London

Find hourly flight availability from Chicago to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 June 2024.

Weekly flight availability from Chicago to London

Explore weekly flight availability from Chicago to London. 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 2 June 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

Alternative routes for Chicago to London
See prices for flight routes from nearby airports that may be better suited for you.