฿14,310 Cheap Flights from London (LHR) to Chicago (ORD)

View ฿14,310 flight on Wed, 14 Jan 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Chicago O'Hare International Airport (ORD)

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Cheap Flights from London (LHR) to Chicago (ORD)

Prices were available within the past 7 days and start at ฿14,310 for one-way flights and ฿17,150 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, 14 Jan - Wed, 21 Jan
LHR
London
ORD
Chicago
฿17,150 Return, found 2 days ago
฿17,150
Return
found 2 days ago
Select TAP Portugal flight, departing Wed, 14 Jan from London to Chicago, returning Wed, 21 Jan, priced at ฿17,150 found 2 days ago
TAP Portugal
Fri, 23 Jan - Wed, 28 Jan
LHR
London
ORD
Chicago
฿18,335 Return, found 4 days ago
฿18,335
Return
found 4 days ago
Select TAP Portugal flight, departing Fri, 23 Jan from London to Chicago, returning Wed, 28 Jan, priced at ฿18,335 found 4 days ago
Icelandair
Wed, 14 Jan - Wed, 21 Jan
LHR
London
ORD
Chicago
฿19,320 Return, found 2 days ago
฿19,320
Return
found 2 days ago
Select Icelandair flight, departing Wed, 14 Jan from London to Chicago, returning Wed, 21 Jan, priced at ฿19,320 found 2 days ago
Scandinavian Airlines
Thu, 4 Dec - Mon, 8 Dec
LHR
London
ORD
Chicago
฿19,765 Return, found 17 hours ago
฿19,765
Return
found 17 hours ago
Select Scandinavian Airlines flight, departing Thu, 4 Dec from London to Chicago, returning Mon, 8 Dec, priced at ฿19,765 found 17 hours ago
TAP Portugal
Thu, 4 Dec - Sun, 7 Dec
LHR
London
ORD
Chicago
฿20,025 Return, found 17 hours ago
฿20,025
Return
found 17 hours ago
Select TAP Portugal flight, departing Thu, 4 Dec from London to Chicago, returning Sun, 7 Dec, priced at ฿20,025 found 17 hours ago
Swiss International Air Lines
Wed, 14 Jan - Wed, 21 Jan
LHR
London
ORD
Chicago
฿21,485 Return, found 2 days ago
฿21,485
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Wed, 14 Jan from London to Chicago, returning Wed, 21 Jan, priced at ฿21,485 found 2 days ago
Lufthansa
Wed, 14 Jan - Wed, 21 Jan
LHR
London
ORD
Chicago
฿21,635 Return, found 2 days ago
฿21,635
Return
found 2 days ago
Select Lufthansa flight, departing Wed, 14 Jan from London to Chicago, returning Wed, 21 Jan, priced at ฿21,635 found 2 days ago
American Airlines
Fri, 23 Jan - Wed, 28 Jan
LHR
London
ORD
Chicago
฿21,895 Return, found 4 days ago
฿21,895
Return
found 4 days ago
Select American Airlines flight, departing Fri, 23 Jan from London to Chicago, returning Wed, 28 Jan, priced at ฿21,895 found 4 days ago
United
Wed, 14 Jan - Wed, 21 Jan
LHR
London
ORD
Chicago
฿22,040 Return, found 2 days ago
฿22,040
Return
found 2 days ago
Select United flight, departing Wed, 14 Jan from London to Chicago, returning Wed, 21 Jan, priced at ฿22,040 found 2 days ago
Iberia
Fri, 23 Jan - Wed, 28 Jan
LHR
London
ORD
Chicago
฿22,360 Return, found 4 days ago
฿22,360
Return
found 4 days ago
Select Iberia flight, departing Fri, 23 Jan from London to Chicago, returning Wed, 28 Jan, priced at ฿22,360 found 4 days ago

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

September is typically the cheapest month to fly

From ฿15,451 - ฿24,319 per traveller.
Flight from London to Chicago route information
Origin airport
Heathrow
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Iberia, Icelandair, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Return price
฿17,150
Distance
6307 km
Average flight time
3 hours 5 mins

Perfect flights from London to Chicago

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Chicago. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to O'Hare Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿14,310 and roundtrip prices from ฿17,150. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at O'Hare Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Chicago.

Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to O'Hare Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from Heathrow Airport to O'Hare Airport was ฿17,150. Fares this good don't hang around, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London Heathrow to ORD?
The majority of flights can be conveniently cancelled online, but whether you incur a fee all comes down to your airline. If you do have to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Heathrow Airport (LHR) to ORD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Heathrow Airport (LHR) to O'Hare Intl. Airport (ORD) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to O'Hare Intl. Airport (ORD)?
With around 6,400 kilometres separating Hounslow and Chicago, your flight will be a long one. Pack wisely to make your journey more comfortable. Simple things like warm clothes and a quality travel pillow can make a big difference.
Which airlines fly direct from Heathrow Airport to O'Hare Intl. Airport (ORD)?
Many travellers choose to fly with United Airlines (UA) from Heathrow Airport (LHR) to O'Hare Airport. It offers 91 monthly flights, so you can easily find a flight time that's right for you. Another carrier operating on this route is British Airways (BA). You'll have 60 flights every month to choose from.
Are Heathrow Airport to ORD flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Heathrow Airport to O'Hare Intl. Airport (ORD) last minute could save you some cash. However, it could end up costing a great deal more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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