Cheap Flights from London (LHR) to Chicago (ORD) from HK$3,362~

View HK$3,362 flight on Mon, 26 Jan 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$3,362 for one-way flights and HK$4,231 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Mon, 17 Nov - Sat, 22 Nov
LHR
London
ORD
Chicago
HK$4,231 Return, found 1 day ago
HK$4,231
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Mon, 17 Nov from London to Chicago, returning Sat, 22 Nov, priced at HK$4,231 found 1 day ago
Scandinavian Airlines
Thu, 4 Dec - Thu, 11 Dec
LHR
London
ORD
Chicago
HK$4,247 Return, found 3 days ago
HK$4,247
Return
found 3 days ago
Select Scandinavian Airlines flight, departing Thu, 4 Dec from London to Chicago, returning Thu, 11 Dec, priced at HK$4,247 found 3 days ago
Scandinavian Airlines
Sun, 18 Jan - Sun, 25 Jan
LHR
London
ORD
Chicago
HK$4,265 Return, found 6 days ago
HK$4,265
Return
found 6 days ago
Select Scandinavian Airlines flight, departing Sun, 18 Jan from London to Chicago, returning Sun, 25 Jan, priced at HK$4,265 found 6 days ago
Scandinavian Airlines
Mon, 17 Nov - Sat, 22 Nov
LHR
London
ORD
Chicago
HK$4,321 Return, found 1 day ago
HK$4,321
Return
found 1 day ago
Select Scandinavian Airlines flight, departing Mon, 17 Nov from London to Chicago, returning Sat, 22 Nov, priced at HK$4,321 found 1 day ago
Icelandair
Tue, 11 Nov - Mon, 17 Nov
LHR
London
ORD
Chicago
HK$4,607 Return, found 1 day ago
HK$4,607
Return
found 1 day ago
Select Icelandair flight, departing Tue, 11 Nov from London to Chicago, returning Mon, 17 Nov, priced at HK$4,607 found 1 day ago
United
Mon, 19 Jan - Mon, 26 Jan
LHR
London
ORD
Chicago
HK$5,264 Return, found 4 days ago
HK$5,264
Return
found 4 days ago
Select United flight, departing Mon, 19 Jan from London to Chicago, returning Mon, 26 Jan, priced at HK$5,264 found 4 days ago
American Airlines
Mon, 8 Dec - Tue, 23 Dec
LHR
London
ORD
Chicago
HK$5,362 Return, found 4 days ago
HK$5,362
Return
found 4 days ago
Select American Airlines flight, departing Mon, 8 Dec from London to Chicago, returning Tue, 23 Dec, priced at HK$5,362 found 4 days ago
Lufthansa
Thu, 4 Dec - Thu, 11 Dec
LHR
London
ORD
Chicago
HK$5,643 Return, found 3 days ago
HK$5,643
Return
found 3 days ago
Select Lufthansa flight, departing Thu, 4 Dec from London to Chicago, returning Thu, 11 Dec, priced at HK$5,643 found 3 days ago
Virgin Atlantic
Thu, 4 Dec - Thu, 11 Dec
LHR
London
ORD
Chicago
HK$5,647 Return, found 3 days ago
HK$5,647
Return
found 3 days ago
Select Virgin Atlantic flight, departing Thu, 4 Dec from London to Chicago, returning Thu, 11 Dec, priced at HK$5,647 found 3 days ago
Delta
Thu, 4 Dec - Thu, 11 Dec
LHR
London
ORD
Chicago
HK$5,647 Return, found 3 days ago
HK$5,647
Return
found 3 days ago
Select Delta flight, departing Thu, 4 Dec from London to Chicago, returning Thu, 11 Dec, priced at HK$5,647 found 3 days ago

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

September is typically the cheapest month to fly

From HK$3,688 - HK$5,547 per traveller.
London to Chicago route information
Origin airport
Heathrow
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Return price
HK$4,231
Distance
6307 km
Average flight time
3 hours 5 mins

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$3,362 now!

 

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$4,231. 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.

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