Airlines Flying from London to Chicago

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Flight deals from London to Chicago

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Information from London to Chicago

Cheapest one-way flight price £309
Cheapest return ticket price £377
Off-season travel month March
Peak season for travel January
Flight distance 6,351.84km
Average flight time 8 hours 45 minutes
Popular airline Finnair

Find the best time to fly from London to Chicago

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  • 20 27
  • May

    27 4
  • 4 11
  • 11 18
  • 18 25
  • Jun

    25 1
  • 1 8
  • 8 15
  • 15 22
  • 22 29
  • Jul

    29 6
  • 6 13
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

How to find a cheap flight from London to Chicago

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from London to Chicago. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest flight from London to Chicago.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from London to Chicago over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Wed, May 14, with one-way flights priced at just £2157.
2
Compare cheap flight deals from London to Chicago across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from London to Chicago. The cheapest airline for this route is British Airways.
3
Set up a Price Alert
By setting up a Price Alert for your journey from London to Chicago, you can easily keep an eye on ticket prices without having to check every day.
4
Don't miss out on cheap flight deals and promo codes from London to Chicago.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
5
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
6
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from London to Chicago and snag some exclusive deals just for you.

Flight from London to Chicago

Amongst the most happening cities in the world, Chicago is famous for its vibrant arts scene, its modern architecture, numerous cultural attractions, and fantastic shopping destinations. Being a melting pot of cultures, Chicago has endless things to offer for any visitor looking for the best in food, arts, entertainment, and shopping and tourist experience.

Tip: The best time to visit Chicago is between May to October when the temperatures are mild, and the city is green.

Getting to Chicago

The flight routes between London to Chicago are serviced by a number of international carriers such as British Airways, United Airlines, Virgin Atlantic, KLM, Air France, and more. Normally, direct flights to Chicago last about 9 hours, and flights with stops can range around 12 to 15 hours. Cheap flights from London to Chicago Airport are also offered by all the carriers on round trips, however they could have one or two stops in between depending on the flight routes.

The closest airport to the city, the O’Hare Airport is located about 29km from the city centre and is usually the airport of choice for most travellers. You can choose a range of commute options to get to Chicago such as a train, rental car, taxi, door-to-door shuttle, bus or even a limo. The Chicago blue line train is the cheapest at $5 and takes about 45 minutes to get downtown Chicago. Taxis are a bit faster and get to the city in 35 minutes, however they could cost up to $40 plus tip. The Bus service leaves from the airport every 10-15 minutes and costs $17.

Tip: Taxis are ideal if you are to save time while travelling with a lot of luggage and children on your trip to Chicago.

Things to see in Chicago

There are endless numbers of things to see in Chicago that put it among the world’s finest tourist destinations and what’s great about them is that many are free. The millennium Park is one of the coolest places to spend time outdoors. Being the city’s front yard, it’s home to some of the strangest modern art forms, including the Cloud Gate or “The Bean.”  Chicago is also famous for its museums, and the must-visit ones include Museum of Contemporary Art and Art Institute of Chicago. The city is also also popular for its Jazz and music scene with dozens of popular clubs including The Green Mill.

Tip: Take a bike tour along the Chicago River to explore the city’s best tourist attraction and its surrounding neighbourhoods.

Where to Shop and Dine

‘The Magnificent Mile’ as it’s affectionately dubbed is Chicago’s Michigan Avenue, which the city’s premier shopping destination, which features an array of boutiques, department stores, and luxury showrooms. Chicago’s Logan Square, River North, and Wicker Park have some of the world’s finest restaurants that are sure to be a culinary treat for all visitors.

Tip: Head for one of the food festivals that are held every month for each area’s best food experience.

On Trip.com, find plenty of cheap London to Chicago flights for your next vacation and reserve them well in advance. When you combine your London - Chicago flight booking with hotels, you can get a great travel deal to plan your perfect Trip.