Cheap Flights from London (LHR) to Chicago (ORD) from HK$3,413~

View HK$3,413 flight on Mon, 2 Feb 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$3,413 for one-way flights and HK$4,213 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Mon, 26 Jan - Sun, 8 Feb
LHR
London
ORD
Chicago
HK$4,213 Return, found 6 hours ago
HK$4,213
Return
found 6 hours ago
Select Scandinavian Airlines flight, departing Mon, 26 Jan from London to Chicago, returning Sun, 8 Feb, priced at HK$4,213 found 6 hours ago
Scandinavian Airlines
Sun, 1 Feb - Sat, 7 Feb
LHR
London
ORD
Chicago
HK$4,218 Return, found 4 days ago
HK$4,218
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Sun, 1 Feb from London to Chicago, returning Sat, 7 Feb, priced at HK$4,218 found 4 days ago
Scandinavian Airlines
Mon, 26 Jan - Sun, 8 Feb
LHR
London
ORD
Chicago
HK$4,242 Return, found 6 hours ago
HK$4,242
Return
found 6 hours ago
Select Scandinavian Airlines flight, departing Mon, 26 Jan from London to Chicago, returning Sun, 8 Feb, priced at HK$4,242 found 6 hours ago
Scandinavian Airlines
Sun, 1 Feb - Sat, 7 Feb
LHR
London
ORD
Chicago
HK$4,247 Return, found 4 days ago
HK$4,247
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Sun, 1 Feb from London to Chicago, returning Sat, 7 Feb, priced at HK$4,247 found 4 days ago
Scandinavian Airlines
Mon, 26 Jan - Sun, 8 Feb
LHR
London
ORD
Chicago
HK$4,270 Return, found 6 hours ago
HK$4,270
Return
found 6 hours ago
Select Scandinavian Airlines flight, departing Mon, 26 Jan from London to Chicago, returning Sun, 8 Feb, priced at HK$4,270 found 6 hours ago
Scandinavian Airlines
Thu, 15 Jan - Wed, 21 Jan
LHR
London
ORD
Chicago
HK$4,271 Return, found 20 hours ago
HK$4,271
Return
found 20 hours ago
Select Scandinavian Airlines flight, departing Thu, 15 Jan from London to Chicago, returning Wed, 21 Jan, priced at HK$4,271 found 20 hours ago
United
Sun, 1 Feb - Sat, 7 Feb
LHR
London
ORD
Chicago
HK$4,361 Return, found 4 days ago
HK$4,361
Return
found 4 days ago
Select United flight, departing Sun, 1 Feb from London to Chicago, returning Sat, 7 Feb, priced at HK$4,361 found 4 days ago
British Airways
Fri, 1 May - Mon, 4 May
LHR
London
ORD
Chicago
HK$4,477 Return, found 9 hours ago
HK$4,477
Return
found 9 hours ago
Select British Airways flight, departing Fri, 1 May from London to Chicago, returning Mon, 4 May, priced at HK$4,477 found 9 hours ago
Swiss International Air Lines
Thu, 29 Jan - Sun, 1 Feb
LHR
London
ORD
Chicago
HK$4,508 Return, found 2 days ago
HK$4,508
Return
found 2 days ago
Select Swiss International Air Lines flight, departing Thu, 29 Jan from London to Chicago, returning Sun, 1 Feb, priced at HK$4,508 found 2 days ago
Delta
Mon, 26 Jan - Sun, 8 Feb
LHR
London
ORD
Chicago
HK$4,514 Return, found 6 hours ago
HK$4,514
Return
found 6 hours ago
Select Delta flight, departing Mon, 26 Jan from London to Chicago, returning Sun, 8 Feb, priced at HK$4,514 found 6 hours ago

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

February is typically the cheapest month to fly

From HK$3,592 - HK$5,717 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 HK$4,213. 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 canceled 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 kilometers 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 travelers 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, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Return price
HK$4,213
Distance
6307 km
Average flight time
3 hours 5 mins

Book with confidence

Flights from London to Chicago

Book cheap flights from London (LHR) to Chicago (ORD) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from London (LHR) to Chicago (ORD) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your London (LHR) to Chicago (ORD) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Chicago flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Chicago and things to do in Chicago for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Chicago more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Chicago is HK$3,413 now!

 

Flights from London to Chicago

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