S$585 Cheap Flights from London to Chicago

View S$585 flight on Wed, 3 Dec, 2025Opens in a new window

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

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Cheap Flights from London to Chicago (LHR-ORD)

Prices were available within the past 7 days and start at S$585 for one-way flights and S$800 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Mon, 24 Nov - Mon, 1 Dec
LHR
London
ORD
Chicago
S$800 Return, found 2 days ago
S$800
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Mon, 24 Nov from London to Chicago, returning Mon, 1 Dec, priced at S$800 found 2 days ago
Austrian Airlines
Mon, 24 Nov - Mon, 1 Dec
LHR
London
ORD
Chicago
S$804 Return, found 2 days ago
S$804
Return
found 2 days ago
Select Austrian Airlines flight, departing Mon, 24 Nov from London to Chicago, returning Mon, 1 Dec, priced at S$804 found 2 days ago
Lufthansa
Tue, 25 Nov - Sun, 30 Nov
LHR
London
ORD
Chicago
S$804 Return, found 2 days ago
S$804
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 25 Nov from London to Chicago, returning Sun, 30 Nov, priced at S$804 found 2 days ago
Lufthansa
Mon, 24 Nov - Mon, 1 Dec
LHR
London
ORD
Chicago
S$807 Return, found 2 days ago
S$807
Return
found 2 days ago
Select Lufthansa flight, departing Mon, 24 Nov from London to Chicago, returning Mon, 1 Dec, priced at S$807 found 2 days ago
United
Sun, 23 Nov - Sun, 30 Nov
LHR
London
ORD
Chicago
S$827 Return, found 2 days ago
S$827
Return
found 2 days ago
Select United flight, departing Sun, 23 Nov from London to Chicago, returning Sun, 30 Nov, priced at S$827 found 2 days ago
Swiss International Air Lines
Mon, 24 Nov - Mon, 1 Dec
LHR
London
ORD
Chicago
S$828 Return, found 2 days ago
S$828
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Mon, 24 Nov from London to Chicago, returning Mon, 1 Dec, priced at S$828 found 2 days ago
Austrian Airlines
Mon, 24 Nov - Mon, 1 Dec
LHR
London
ORD
Chicago
S$829 Return, found 2 days ago
S$829
Return
found 2 days ago
Select Austrian Airlines flight, departing Mon, 24 Nov from London to Chicago, returning Mon, 1 Dec, priced at S$829 found 2 days ago
Lufthansa
Tue, 25 Nov - Wed, 3 Dec
LHR
London
ORD
Chicago
S$830 Return, found 1 day ago
S$830
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 25 Nov from London to Chicago, returning Wed, 3 Dec, priced at S$830 found 1 day ago
Lufthansa
Mon, 24 Nov - Mon, 1 Dec
LHR
London
ORD
Chicago
S$845 Return, found 2 days ago
S$845
Return
found 2 days ago
Select Lufthansa flight, departing Mon, 24 Nov from London to Chicago, returning Mon, 1 Dec, priced at S$845 found 2 days ago
Air Canada
Tue, 25 Nov - Wed, 3 Dec
LHR
London
ORD
Chicago
S$861 Return, found 1 day ago
S$861
Return
found 1 day ago
Select Air Canada flight, departing Tue, 25 Nov from London to Chicago, returning Wed, 3 Dec, priced at S$861 found 1 day ago

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

September is typically the cheapest month to fly

From S$611 - S$920 per traveller.

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 S$800. 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.

Travel information

Origin airport
Heathrow
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Return price
S$799
Distance
6307 km
Average flight time
2 hours 47 mins

Book with confidence

Perfect flights from London to Chicago

Your Journey from London to Chicago

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Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Virgin Atlantic, American Airlines, KLM, Iberia, Delta, British Airways, Swiss International Air Lines, Austrian Airlines, Lufthansa, United, Air Canada. Our selection of flights from Heathrow to O'Hare Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

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Experience the Vibrant Chicago

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from London to Chicago

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