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S$835 Cheap Flights from London to Sydney

View S$835 flight on Wed, 26 Aug, 2026Opens in a new window

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

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Cheap Flights from London to Sydney (LHR-SYD)

Prices were available within the past 7 days and start at S$835 for one-way flights and S$1,238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Mon, 24 Aug - Tue, 8 Sept
LHR
London
SYD
Sydney
S$1,238 Return, found 2 days ago
S$1,238
Return
found 2 days ago
Select Air China flight, departing Mon, 24 Aug from London to Sydney, returning Tue, 8 Sept, priced at S$1,238 found 2 days ago
China Southern Airlines
Sat, 7 Nov - Sun, 15 Nov
LHR
London
SYD
Sydney
S$1,287 Return, found 2 days ago
S$1,287
Return
found 2 days ago
Select China Southern Airlines flight, departing Sat, 7 Nov from London to Sydney, returning Sun, 15 Nov, priced at S$1,287 found 2 days ago
Hainan Airlines
Mon, 24 Aug - Tue, 8 Sept
LHR
London
SYD
Sydney
S$1,523 Return, found 2 days ago
S$1,523
Return
found 2 days ago
Select Hainan Airlines flight, departing Mon, 24 Aug from London to Sydney, returning Tue, 8 Sept, priced at S$1,523 found 2 days ago
Austrian Airlines
Wed, 23 Sept - Sat, 3 Oct
LHR
London
SYD
Sydney
S$1,699 Return, found 6 days ago
S$1,699
Return
found 6 days ago
Select Austrian Airlines flight, departing Wed, 23 Sept from London to Sydney, returning Sat, 3 Oct, priced at S$1,699 found 6 days ago
Etihad Airways
Mon, 16 Nov - Mon, 30 Nov
LHR
London
SYD
Sydney
S$1,724 Return, found 1 day ago
S$1,724
Return
found 1 day ago
Select Etihad Airways flight, departing Mon, 16 Nov from London to Sydney, returning Mon, 30 Nov, priced at S$1,724 found 1 day ago
Malaysia Airlines
Sat, 7 Nov - Sun, 15 Nov
LHR
London
SYD
Sydney
S$1,756 Return, found 2 days ago
S$1,756
Return
found 2 days ago
Select Malaysia Airlines flight, departing Sat, 7 Nov from London to Sydney, returning Sun, 15 Nov, priced at S$1,756 found 2 days ago
American Airlines
Sun, 6 Sept - Tue, 22 Sept
LHR
London
SYD
Sydney
S$1,758 Return, found 1 hour ago
S$1,758
Return
found 1 hour ago
Select American Airlines flight, departing Sun, 6 Sept from London to Sydney, returning Tue, 22 Sept, priced at S$1,758 found 1 hour ago
Cathay Pacific
Sat, 7 Nov - Sun, 15 Nov
LHR
London
SYD
Sydney
S$1,802 Return, found 2 days ago
S$1,802
Return
found 2 days ago
Select Cathay Pacific flight, departing Sat, 7 Nov from London to Sydney, returning Sun, 15 Nov, priced at S$1,802 found 2 days ago
Emirates
Thu, 3 Sept - Thu, 17 Sept
LHR
London
SYD
Sydney
S$1,819 Return, found 5 days ago
S$1,819
Return
found 5 days ago
Select Emirates flight, departing Thu, 3 Sept from London to Sydney, returning Thu, 17 Sept, priced at S$1,819 found 5 days ago
Singapore Airlines
Mon, 1 Feb - Mon, 22 Feb
LHR
London
SYD
Sydney
S$1,856 Return, found 4 days ago
S$1,856
Return
found 4 days ago
Select Singapore Airlines flight, departing Mon, 1 Feb from London to Sydney, returning Mon, 22 Feb, priced at S$1,856 found 4 days ago

Find the cheapest month to fly from London (LHR) to Sydney (SYD)

March is typically the cheapest month to fly

From S$1,016 - S$1,710 per traveller.

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 S$1,238. 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 kilometres, 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.

Travel information

Origin airport
Heathrow
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air China, Air France, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Finnair, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Turkish Airlines, United, Vietnam Airlines
Return price
S$1,237
Distance
16918 km
Average flight time
32 hours 12 mins

Book with confidence

Perfect flights from London to Sydney

Your Journey from London to Sydney

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Experience the joy of finding cheap flights from Heathrow to Kingsford Smith Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$835 and roundtrip prices from S$1,238*.
 

Pre-Flight Essentials

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Experience the Vibrant Sydney

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Book Your Flight from London to Sydney with Confidence

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

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