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

Book the best Chicago fare with no extra fees

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 July.

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 foundRs67,798
Cheapest month to flyJuly

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 return flight from London to Chicago is Rs112,780. 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.
Currently, there are no airlines that fly direct from London to Chicago. But we found flights with one or more stops from Rs112,780.
As of July 2025, there are no flights flying from London to Chicago.
The cheapest month to fly from London to Chicago is usually August.
If you're flying from London Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from Rs112,780.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Airport to Chicago on Thursday, 14 August 2025.
No airlines currently offer direct flights between London Airport and Chicago. Most routes have one or more stops.
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 July, the average temperature is usually around 22°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.
Currently, Air Canada offers the cheapest flight tickets to Chicago.

Flying from London International Airport (YXU) to Chicago: what you need to know

  • The timezone in Chicago is UTC-5. The city is one hour behind London, where London International Airport is located.

  • To avoid missing your YXU to Chicago flight, leave enough time for things like baggage drop and finding your gate. Turning up two hours before international departures and an hour before domestic flights is the standard rule.

  • Heading away during a peak time like school or public holidays? Expect longer queues at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

  • YXU is around 10 kilometres from central London. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 20 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the trip time to be around 55 minutes.

  • Booked an early flight from London International Airport to Chicago? Avoid the stress of rushing to the terminal (and get some extra shut-eye) by choosing one of these hotels near YXU:

  • 50.41% of flights that depart London International Airport arrive at their destination on time.

How to find the cheapest flights from London International Airport (YXU) to Chicago

  • Rs67,798 is currently the best price for a one-way London International Airport to Chicago flight. A return flight ticket starts from Rs112,780. These prices can change depending on availability and demand.

  • Don't leave everything to the last minute. You're more likely to find cheap flights from YXU to Chicago if you book early. Airlines often offer some fantastic early bird discounts.

  • The 'Whole month' search tool will show you the cheapest tickets from London International Airport to Chicago across each month. It's a great way to find a bargain if your plans are flexible.

  • You don't need to keep looking every day to find out if fares have dropped when you set up a Price Alert. We'll notify you as soon as there's an updated deal for cheap flights from YXU to Chicago.

  • Pick your preferred arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from London International Airport to Chicago by 'Best,' 'Cheapest' or 'Fastest.'

Airports in Chicago

O'Hare International Airport (ORD)

  • The distance from O'Hare International Airport (ORD) to central Chicago is roughly 40 kilometres. It takes about 35 minutes to get to the centre driving.

  • It'll take around 55 minutes to get there by public transport.

  • If you have a late flight from London International Airport to Chicago, nothing beats the convenience of staying close to the terminal. Grab your suitcases from the carousel and then be showered and resting soon after at one of these hotels near ORD:

  • Travel at your own speed with an O'Hare International Airport rental car. Pick up a set of wheels from Routes Car Rentals, Dollar or Budget and chase adventure across Chicago and beyond.

  • To get the best deal, book your ride from O'Hare International Airport about four weeks ahead of your flight from YXU to Chicago.

  • You'll find ORD at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • The centre of Chicago is about 19 kilometres from Chicago Midway International Airport (MDW). After your flight from London International Airport to Chicago has hit the runway and you've navigated your way to arrivals, the drive should take about 20 minutes.

  • If you travel by public transport, you'll get to the city centre in 45 minutes or so.

  • Following your YXU to Chicago flight, rest your head at a hotel close to MDW. These are some comfortable accommodation options that'll help you switch to relaxation mode:

  • No time to waste? The fastest way to get to where you're going is with a Chicago Midway International Airport rental car. Collect a set of wheels from Dollar, Hertz or Budget and get going in the blink of an eye.

  • Avoid potential price surges. Reserving your ride four weeks before your arrival at MDW will help you save.

  • Chicago Midway International Airport can be found at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • Step off your flight from London International Airport to Chicago and go straight to your hotel or start exploring right away. Central Chicago is around 137 kilometres from Chicago Rockford International Airport (RFD) and usually takes 1 hour 25 minutes to reach driving.

  • If you use public transport, the journey time is around 4 hours 15 minutes.

  • Find a hotel close to RFD and get from baggage claim to bedtime in a flash. Whether you're coming in on a late YXU to Chicago flight or just want a hassle-free arrival, these accommodation options put comfort right within reach:

  • Take control of the next part of your journey with a Chicago Rockford International Airport rental car. Budget, Alamo and National will get you on the road.

  • Booking at least a few weeks ahead of your flight from London International Airport to Chicago is smart. Along with better deals, you'll be able to choose the vehicle make and model you prefer at RFD.

  • Chicago Rockford International Airport can be found at 2 Airport Cir.

Best time to go to Chicago

  • Before securing your flights from London International Airport to Chicago, consider which time of year works best for you. Peak season in Chicago offers a bustling atmosphere and plenty of activities, while the low season brings cheaper hotel rates and fewer crowds.

  • Before locking in your London International Airport to Chicago flight ticket, think about what kind of weather you prefer. July is the warmest month in Chicago, with temperatures ranging from 15ºC to 29ºC.

  • Search for cheap tickets from YXU to Chicago in January if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -12ºC and 3ºC on average.

More about Chicago

  • After booking your flight from London International Airport to Chicago, choose a hotel that puts you where you want to be. Make one of these accommodation options your base for exploring Chicago:

  • There are so many things to see and do in this city it can be tricky to know where to begin. Art Institute of Chicago, Millennium Park and LandShark Beer Garden at Navy Pier are highlights which should be on any good Chicago itinerary.

Explore more of United States

  • Columbus is just one of the many places in United States waiting to be discovered once you've seen Chicago. Around 451 kilometres away to the south-east, top sights here include Franklin Park Conservatory and Botanical Gardens, Ohio Statehouse and German Village.

  • Around 257 kilometres south-east of Chicago, Indianapolis is another essential stop in United States. Get a taste of what this destination has to offer at The Children's Museum of Indianapolis, Indianapolis Museum of Art and Indianapolis Zoo.

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