฿16,045 Cheap Flights from Chicago (ORD) to London (LHR)

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

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

Prices were available within the past 7 days and start at ฿16,045 for one-way flights and ฿27,250 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Sun, 4 Oct - Sat, 10 Oct
ORD
Chicago
LHR
London
฿27,250 Return, found 14 hours ago
฿27,250
Return
found 14 hours ago
Select Turkish Airlines flight, departing Sun, 4 Oct from Chicago to London, returning Sat, 10 Oct, priced at ฿27,250 found 14 hours ago
United
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿28,445 Return, found 2 days ago
฿28,445
Return
found 2 days ago
Select United flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿28,445 found 2 days ago
United
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿28,535 Return, found 2 days ago
฿28,535
Return
found 2 days ago
Select United flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿28,535 found 2 days ago
Air Canada
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿28,715 Return, found 2 days ago
฿28,715
Return
found 2 days ago
Select Air Canada flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿28,715 found 2 days ago
Air Canada
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿28,805 Return, found 2 days ago
฿28,805
Return
found 2 days ago
Select Air Canada flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿28,805 found 2 days ago
United
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿29,020 Return, found 2 days ago
฿29,020
Return
found 2 days ago
Select United flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿29,020 found 2 days ago
United
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿29,130 Return, found 2 days ago
฿29,130
Return
found 2 days ago
Select United flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿29,130 found 2 days ago
Delta
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿29,205 Return, found 2 days ago
฿29,205
Return
found 2 days ago
Select Delta flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿29,205 found 2 days ago
Air Canada
Sun, 12 Apr - Tue, 21 Apr
ORD
Chicago
LHR
London
฿29,290 Return, found 2 days ago
฿29,290
Return
found 2 days ago
Select Air Canada flight, departing Sun, 12 Apr from Chicago to London, returning Tue, 21 Apr, priced at ฿29,290 found 2 days ago
TAP Portugal
Sun, 4 Oct - Sat, 10 Oct
ORD
Chicago
LHR
London
฿29,425 Return, found 14 hours ago
฿29,425
Return
found 14 hours ago
Select TAP Portugal flight, departing Sun, 4 Oct from Chicago to London, returning Sat, 10 Oct, priced at ฿29,425 found 14 hours ago

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

November is typically the cheapest month to fly

From ฿14,499 - ฿24,610 per traveller.

Frequently asked questions

How much is a flight from O'Hare Intl. Airport (ORD) to London Heathrow?
If you're travelling from O'Hare Intl. Airport (ORD) to Heathrow Airport (LHR), round-trip flights start from ฿27,250. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to Heathrow Airport?
Most flights can be cancelled online, but each airline has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from ORD to LHR 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 O'Hare Airport to Heathrow Airport (LHR) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ORD to London Heathrow?
With a flight distance of 6,400 kilometres between O'Hare Intl. Airport (ORD) and London Heathrow, this is a long trip. Make sure you stay hydrated and go for a short walk down the aisle every so often.
Which airlines fly direct from ORD to London Heathrow?
Many people like to fly with United Airlines (UA) from O'Hare Intl. Airport (ORD) to LHR. This popular airline offers 91 monthly flights, so you can easily find a flight time that's perfect for you. For more options, check out the ticket prices from British Airways (BA). This airlines operates 60 monthly flights between these airports.
Are O'Hare Airport to LHR flight tickets cheaper when they're purchased at the last minute?
It is possible to find an amazing last-minute deal from ORD to Heathrow Airport, but it's also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can rest easy knowing you're always seeing the latest offers.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, ITA Airways, Iberia, Lufthansa, TAP Portugal, Turkish Airlines, United
Return price
฿27,250
Distance
6307 km
Average flight time
14 hours 1 min

Book with confidence

Perfect flights from Chicago to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Chicago to London. 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 O'Hare Intl. to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from ฿16,045 and roundtrip prices from ฿27,250. 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 Heathrow 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 London.
Perfect flights from Chicago to London
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