Cheap Flights from London (LHR) to Sydney (SYD) from HK$4,134~

View HK$4,134 flight on Wed, 10 Sep 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Sydney Airport (SYD)

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Find Cheap Flights from London (LHR) to Sydney (SYD)

Prices were available within the past 7 days and start at HK$4,134 for one-way flights and HK$5,806 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Sat, 17 May - Wed, 4 Jun
LHR
London
SYD
Sydney
HK$5,806 Return, found 2 days ago
HK$5,806
Return
found 2 days ago
Select China Eastern Airlines flight, departing Sat, 17 May from London to Sydney, returning Wed, 4 Jun, priced at HK$5,806 found 2 days ago
Air China
Sun, 11 May - Thu, 22 May
LHR
London
SYD
Sydney
HK$6,531 Return, found 6 days ago
HK$6,531
Return
found 6 days ago
Select Air China flight, departing Sun, 11 May from London to Sydney, returning Thu, 22 May, priced at HK$6,531 found 6 days ago
China Southern Airlines
Sun, 21 Sep - Tue, 14 Oct
LHR
London
SYD
Sydney
HK$6,540 Return, found 5 days ago
HK$6,540
Return
found 5 days ago
Select China Southern Airlines flight, departing Sun, 21 Sep from London to Sydney, returning Tue, 14 Oct, priced at HK$6,540 found 5 days ago
Hainan Airlines
Mon, 2 Jun - Thu, 5 Jun
LHR
London
SYD
Sydney
HK$7,346 Return, found 1 day ago
HK$7,346
Return
found 1 day ago
Select Hainan Airlines flight, departing Mon, 2 Jun from London to Sydney, returning Thu, 5 Jun, priced at HK$7,346 found 1 day ago
Air India
Thu, 15 May - Sat, 24 May
LHR
London
SYD
Sydney
HK$7,937 Return, found 5 days ago
HK$7,937
Return
found 5 days ago
Select Air India flight, departing Thu, 15 May from London to Sydney, returning Sat, 24 May, priced at HK$7,937 found 5 days ago
Etihad Airways
Mon, 5 May - Sun, 11 May
LHR
London
SYD
Sydney
HK$8,827 Return, found 1 hour ago
HK$8,827
Return
found 1 hour ago
Select Etihad Airways flight, departing Mon, 5 May from London to Sydney, returning Sun, 11 May, priced at HK$8,827 found 1 hour ago
Cathay Pacific
Sat, 24 May - Tue, 3 Jun
LHR
London
SYD
Sydney
HK$8,828 Return, found 4 days ago
HK$8,828
Return
found 4 days ago
Select Cathay Pacific flight, departing Sat, 24 May from London to Sydney, returning Tue, 3 Jun, priced at HK$8,828 found 4 days ago
China Airlines
Mon, 1 Sep - Mon, 15 Sep
LHR
London
SYD
Sydney
HK$9,570 Return, found 1 day ago
HK$9,570
Return
found 1 day ago
Select China Airlines flight, departing Mon, 1 Sep from London to Sydney, returning Mon, 15 Sep, priced at HK$9,570 found 1 day ago
Qatar Airways
Sun, 9 Nov - Wed, 19 Nov
LHR
London
SYD
Sydney
HK$9,858 Return, found 4 days ago
HK$9,858
Return
found 4 days ago
Select Qatar Airways flight, departing Sun, 9 Nov from London to Sydney, returning Wed, 19 Nov, priced at HK$9,858 found 4 days ago
Malaysia Airlines
Wed, 28 May - Wed, 11 Jun
LHR
London
SYD
Sydney
HK$10,114 Return, found 6 days ago
HK$10,114
Return
found 6 days ago
Select Malaysia Airlines flight, departing Wed, 28 May from London to Sydney, returning Wed, 11 Jun, priced at HK$10,114 found 6 days ago
London to Sydney route information
Origin airport
Heathrow
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air China, Air India, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Delta, Emirates, Etihad Airways, Japan Airlines, Malaysia Airlines, Qantas Airways, Qatar Airways, Thai Airways International, Turkish Airlines, United
Return price
HK$5,806
Distance
16918 km

Flights from London to Sydney

Book cheap flights from London (LHR) to Sydney (SYD) 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 Sydney (SYD) 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 Sydney (SYD) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

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Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to SYD?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight from London Heathrow to Sydney Airport was HK$5,806. Cheap tickets don’t stick around for long, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to SYD?
This differs between air carriers, as each one has its own terms and conditions. Head to the Customer Service Portal, where you’ll find easy instructions on how to cancel online.
How do I find cheap flights from Heathrow Airport to Kingsford Smith Intl. Airport (SYD) 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 London Heathrow to SYD flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from LHR to Kingsford Smith Intl. Airport (SYD)?
Hounslow to Sydney is around 17,000 kilometers, so be prepared to spend quite a while in the air. Don’t forget to pack all the essentials, from your hoodie to your headphones. Take a couple of snacks to munch on throughout your journey too.
Which airlines fly direct from Heathrow Airport (LHR) to SYD?
Unfortunately, there are no airlines that fly directly between London Heathrow and Kingsford Smith Intl. Airport (SYD). You’ll have to book a flight with at least one stop.
Are LHR to Sydney Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so there are no guarantees. While last-minute deals between Heathrow Airport and Sydney Airport are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some carriers announce their prices up to 12 months before the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking and be ready to pounce when the price dips.

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