Cheap Flights from London to Chicago

Compare London to Chicago flight deals

Find the cheapest month or even day of the year to fly to Chicago

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Flight deals from London to Chicago

Looking for a cheap last-minute deal or the best round-trip flight from London to Chicago? Find the lowest prices on one-way and round-trip tickets right here.

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Find the cheapest month to fly from London to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London to Chicago flights are currently cheapest in September.

Direct flights from London to Chicago

Alternative London to Chicago routes

Looking for the cheapest, fastest or easiest route from London to Chicago? You could fly into the following airports instead.

London to Chicago: Flight information

The things to know before you go.
Cheapest flight foundAED 1,748
Cheapest month to flyJune
Average flight time8 hrs, 56 mins
Most popular airlineIberia
Average flights per week382

Finding cheap flights from London to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a round-trip flight from London to Chicago is AED 1,745. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
8 hours and 56 minutes is the average flight time from London to Chicago.
Iberia, American Airlines and British Airways fly direct from London to Chicago.
There are 382 flights per week flying from London to Chicago, as of April 2024.
The cheapest month to fly from London to Chicago is usually June.
If you're flying from London, the cheapest airport near Chicago is Chicago Midway – which is 14.5 km away from the center of Chicago. We've found flights to this airport from AED 1,745.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from London to Chicago on Wednesday, June 5, 2024.
Yes – the average flight time is 8 hours and 56 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 8°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
The cheapest airline that flies to Chicago is Wizz Air, and the cheapest airline that flies to Chicago O'Hare International Airport is British Airways.

How to find cheap flights from London to Chicago

Looking for cheap flight tickets from London to Chicago? Skyscanner compares flight prices across more than 1,200 airlines and travel providers.

Regardless of whether you're looking for a one-way ticket to Chicago or a return flight, here are some tips to secure the best flight price and make planning your journey as smooth as possible.

  • Simply hit search. From Emirates and Etihad to international carriers like Air India and Wizz Air, we compare all major airlines with the most popular online travel agents to find the cheapest plane tickets from London to Chicago. And with us there are no hidden fees - what you see is what you pay.

  • Flex your dates to find the cheapest LON - CHI flight tickets on Skyscanner. Search for flights but don’t enter the departure date and instead click ‘whole month’. This tool will find the cheapest month and dates to fly to Chicago from London.

  • Set up a Price Alert for London-Chicago flight tickets. You can easily track the fare of flights by creating an alert. Whenever prices go down or up, you'll get an email to help make sure you get the best possible flight deal. Or download our app and get price alerts straight to your phone.

  • Fly without stops. Only interested in direct flights between London and Chicago? Make sure to tick 'Non-stop flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.

Hotels in Chicago

Looking for a hotel in Chicago? Whether you’re looking for a local hotel or a global brand, discover the best prices and exclusive rates for hotels in Chicago by comparing the biggest names in travel.

Car hire in Chicago

If you’re looking for car rental in Chicago, we can help you uncover the best car hire deals. We search hundreds of car hire companies allowing you to instantly compare prices and then book.

Book flight tickets from London to Chicago with extra peace of mind

Back in 2020, most airlines introduced policies to make travel during COVID-19 as easy as possible. The worst of the pandemic is now over, but some of these policies remain in place for you to take advantage of as you step back out into the world.

  • Find flexible getaways. Some airlines introduced flexible booking policies in 2020 – and many of these are still available. If you book a flexible plane ticket from London to Chicago, it means your money is still safe if your flights are changed or cancelled due to COVID-19.

  • Get insured. Choose travel cost protection that covers COVID-19, too. It's available at the checkout as you book your flight from London to Chicago with us.

More flight options

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.