$238 Cheap Flights from Chicago (ORD) to London (LGW)

View $238 flight on Sun, Nov 30, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW)

Cheap Flights from Chicago to London (ORD-LGW)

Prices were available within the past 7 days and start at $238 for one-way flights and $397 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Sun, Nov 23 - Thu, Nov 27
ORD
Chicago
LGW
London
$397 Roundtrip, found 3 hours ago
$397
Roundtrip
found 3 hours ago
Select Icelandair flight, departing Sun, Nov 23 from Chicago to London, returning Thu, Nov 27, priced at $397 found 3 hours ago
Icelandair
Thu, Nov 20 - Wed, Nov 26
ORD
Chicago
LGW
London
$439 Roundtrip, found 1 day ago
$439
Roundtrip
found 1 day ago
Select Icelandair flight, departing Thu, Nov 20 from Chicago to London, returning Wed, Nov 26, priced at $439 found 1 day ago
TAP Portugal
Fri, Dec 12 - Tue, Dec 23
ORD
Chicago
LGW
London
$446 Roundtrip, found 2 days ago
$446
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Fri, Dec 12 from Chicago to London, returning Tue, Dec 23, priced at $446 found 2 days ago
TAP Portugal
Fri, Nov 7 - Thu, Nov 13
ORD
Chicago
LGW
London
$447 Roundtrip, found 2 hours ago
$447
Roundtrip
found 2 hours ago
Select TAP Portugal flight, departing Fri, Nov 7 from Chicago to London, returning Thu, Nov 13, priced at $447 found 2 hours ago
TAP Portugal
Wed, Feb 11 - Tue, Feb 17
ORD
Chicago
LGW
London
$454 Roundtrip, found 2 days ago
$454
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Wed, Feb 11 from Chicago to London, returning Tue, Feb 17, priced at $454 found 2 days ago
TAP Portugal
Sat, Oct 11 - Wed, Oct 22
ORD
Chicago
LGW
London
$454 Roundtrip, found 1 day ago
$454
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Sat, Oct 11 from Chicago to London, returning Wed, Oct 22, priced at $454 found 1 day ago
TAP Portugal
Wed, Nov 5 - Thu, Nov 20
ORD
Chicago
LGW
London
$461 Roundtrip, found 1 day ago
$461
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Wed, Nov 5 from Chicago to London, returning Thu, Nov 20, priced at $461 found 1 day ago
American Airlines
Wed, Nov 12 - Wed, Nov 26
ORD
Chicago
LGW
London
$490 Roundtrip, found 4 hours ago
$490
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 12 from Chicago to London, returning Wed, Nov 26, priced at $490 found 4 hours ago
British Airways
Tue, Nov 11 - Tue, Nov 18
ORD
Chicago
LGW
London
$500 Roundtrip, found 4 hours ago
$500
Roundtrip
found 4 hours ago
Select British Airways flight, departing Tue, Nov 11 from Chicago to London, returning Tue, Nov 18, priced at $500 found 4 hours ago
Swiss International Air Lines
Wed, Nov 12 - Wed, Nov 26
ORD
Chicago
LGW
London
$516 Roundtrip, found 4 hours ago
$516
Roundtrip
found 4 hours ago
Select Swiss International Air Lines flight, departing Wed, Nov 12 from Chicago to London, returning Wed, Nov 26, priced at $516 found 4 hours ago

Find the cheapest month to fly from Chicago (ORD) to London (LGW)

January is typically the cheapest month to fly

From $501 - $1,004 per traveler.
Flights from Chicago (ORD) to London (LGW)
Origin airport
O'Hare Intl.
Destination airport
Gatwick
Airlines serving
Air Europa, American Airlines, British Airways, ITA Airways, Iberia, Icelandair, JetBlue Airways, Royal Air Maroc, Swiss International Air Lines, TAP Portugal, Turkish Airlines
Roundtrip price
$396
Distance
3963 mi

Chicago to London Flights

The cheapest times to fly from Chicago to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to London are during the month of November. You can find some of the cheapest flights from Chicago to London with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to London

Sunday is one of the best days to book for cheap flights from Chicago to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $238 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW) cost?
Get a cheap one-way flight from $238 or cheap return flight from $397 from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW)?
Flying in November is a good way to save, as it's the cheapest month for flights between ORD and LGW. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest ORD to LGW flight.
How many flights per day from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW)?
You'll need to catch a flight with a layover if you're traveling from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from ORD to LGW?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW)?
Book a flight from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for London from O'Hare Intl. Airport (ORD)?
If you're boarding a direct flight from O'Hare Intl. Airport (ORD) to London, Heathrow Airport (LHR) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW) last-minute?
Booking your ticket from ORD to LGW shortly before your getaway is typically more expensive. But if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an ORD to LGW flight and hotel package?
Compared with arranging hotels and flights separately, booking an ORD to LGW flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Simply secure your flights and select from our extensive range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Gatwick Airport (LGW)?
Typically, you can modify or cancel your ORD to LGW flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need more details, head to our Customer Service portal.

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*Available to One Key members.