S$516 Cheap Flights from Sydney to London

View S$516 flight on Wed, 11 Feb, 2026Opens in a new window

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

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Cheap Flights from Sydney to London (SYD-LHR)

Prices were available within the past 7 days and start at S$516 for one-way flights and S$1,122 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Thu, 12 Feb - Sat, 28 Feb
SYD
Sydney
LHR
London
S$1,122 Return, found 5 hours ago
S$1,122
Return
found 5 hours ago
Select Air China flight, departing Thu, 12 Feb from Sydney to London, returning Sat, 28 Feb, priced at S$1,122 found 5 hours ago
China Southern Airlines
Fri, 6 Mar - Thu, 12 Mar
SYD
Sydney
LHR
London
S$1,130 Return, found 4 days ago
S$1,130
Return
found 4 days ago
Select China Southern Airlines flight, departing Fri, 6 Mar from Sydney to London, returning Thu, 12 Mar, priced at S$1,130 found 4 days ago
Turkish Airlines
Sun, 8 Feb - Mon, 23 Feb
SYD
Sydney
LHR
London
S$1,452 Return, found 1 day ago
S$1,452
Return
found 1 day ago
Select Turkish Airlines flight, departing Sun, 8 Feb from Sydney to London, returning Mon, 23 Feb, priced at S$1,452 found 1 day ago
Etihad Airways
Thu, 12 Feb - Sat, 28 Feb
SYD
Sydney
LHR
London
S$1,455 Return, found 5 hours ago
S$1,455
Return
found 5 hours ago
Select Etihad Airways flight, departing Thu, 12 Feb from Sydney to London, returning Sat, 28 Feb, priced at S$1,455 found 5 hours ago
China Eastern Airlines
Thu, 12 Feb - Sat, 28 Feb
SYD
Sydney
LHR
London
S$1,551 Return, found 5 hours ago
S$1,551
Return
found 5 hours ago
Select China Eastern Airlines flight, departing Thu, 12 Feb from Sydney to London, returning Sat, 28 Feb, priced at S$1,551 found 5 hours ago
Asiana Airlines
Sun, 17 May - Fri, 29 May
SYD
Sydney
LHR
London
S$1,560 Return, found 3 days ago
S$1,560
Return
found 3 days ago
Select Asiana Airlines flight, departing Sun, 17 May from Sydney to London, returning Fri, 29 May, priced at S$1,560 found 3 days ago
Qatar Airways
Thu, 22 Jan - Fri, 6 Feb
SYD
Sydney
LHR
London
S$1,592 Return, found 6 days ago
S$1,592
Return
found 6 days ago
Select Qatar Airways flight, departing Thu, 22 Jan from Sydney to London, returning Fri, 6 Feb, priced at S$1,592 found 6 days ago
Vietnam Airlines
Tue, 16 Jun - Tue, 30 Jun
SYD
Sydney
LHR
London
S$1,607 Return, found 5 hours ago
S$1,607
Return
found 5 hours ago
Select Vietnam Airlines flight, departing Tue, 16 Jun from Sydney to London, returning Tue, 30 Jun, priced at S$1,607 found 5 hours ago
Air India
Fri, 6 Mar - Thu, 12 Mar
SYD
Sydney
LHR
London
S$1,648 Return, found 4 days ago
S$1,648
Return
found 4 days ago
Select Air India flight, departing Fri, 6 Mar from Sydney to London, returning Thu, 12 Mar, priced at S$1,648 found 4 days ago
Singapore Airlines
Sun, 8 Feb - Mon, 23 Feb
SYD
Sydney
LHR
London
S$1,653 Return, found 1 day ago
S$1,653
Return
found 1 day ago
Select Singapore Airlines flight, departing Sun, 8 Feb from Sydney to London, returning Mon, 23 Feb, priced at S$1,653 found 1 day ago

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

May is typically the cheapest month to fly

From S$1,088 - S$1,468 per traveller.

Frequently asked questions

How much is a flight from Mascot Airport to London Heathrow?
Round-trip journeys from SYD to LHR start from S$1,122. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sydney Airport to Heathrow Airport?
Each airline has a different set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from Kingsford Smith Intl. Airport (SYD) to Heathrow Airport 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 Mascot Airport to LHR flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Mascot Airport to Heathrow Airport (LHR)?
With around 17,000 kilometres separating Sydney and Hounslow, your flight will be a long one. Pack wisely and make your time in the air comfortable. Simple things like a sleep mask and a good travel pillow can make the biggest difference.
Which airlines fly direct from Sydney Airport to LHR?
There are no direct flights, so you'll need to make at least one stop between SYD and Heathrow Airport (LHR). Use the layover time to stretch your legs and take a break.
Are Sydney Airport to LHR flight tickets cheaper when they're purchased at the last minute?
Tickets from Kingsford Smith Intl. Airport (SYD) to Heathrow Airport (LHR) are available up to 12 months prior to departure on Expedia. And although you may occasionally nab a fantastic last-minute deal, it's never something you can count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid ending up with the dreaded middle seat! We frequently update our fares to bring you the best bargains, so check back often for all the latest specials.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air China, Air France, Air India, American Airlines, British Airways, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Gulf Air, KLM, Lufthansa, Malaysia Airlines, Qantas Airways, Singapore Airlines, SriLankan Airlines, Turkish Airlines, United, Vietnam Airlines
Return price
S$1,122
Distance
16918 km
Average flight time
13 hours 52 mins

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Perfect flights from Sydney to London

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

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