Cheap Flights from Sydney (SYD) to London (LHR) from HK$3,636~

View HK$3,636 flight on Wed, 12 Nov 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at HK$3,636 for one-way flights and HK$6,425 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$6,425 Return, found 1 day ago
HK$6,425
Return
found 1 day ago
Select China Southern Airlines flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$6,425 found 1 day ago
China Eastern Airlines
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$7,375 Return, found 1 day ago
HK$7,375
Return
found 1 day ago
Select China Eastern Airlines flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$7,375 found 1 day ago
Etihad Airways
Thu, 6 Nov - Sat, 15 Nov
SYD
Sydney
LHR
London
HK$8,017 Return, found 1 day ago
HK$8,017
Return
found 1 day ago
Select Etihad Airways flight, departing Thu, 6 Nov from Sydney to London, returning Sat, 15 Nov, priced at HK$8,017 found 1 day ago
Turkish Airlines
Thu, 13 Nov - Fri, 21 Nov
SYD
Sydney
LHR
London
HK$8,114 Return, found 1 day ago
HK$8,114
Return
found 1 day ago
Select Turkish Airlines flight, departing Thu, 13 Nov from Sydney to London, returning Fri, 21 Nov, priced at HK$8,114 found 1 day ago
Cathay Pacific
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$8,255 Return, found 1 day ago
HK$8,255
Return
found 1 day ago
Select Cathay Pacific flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$8,255 found 1 day ago
Qatar Airways
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$8,881 Return, found 1 day ago
HK$8,881
Return
found 1 day ago
Select Qatar Airways flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$8,881 found 1 day ago
Asiana Airlines
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$8,917 Return, found 1 day ago
HK$8,917
Return
found 1 day ago
Select Asiana Airlines flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$8,917 found 1 day ago
Vietnam Airlines
Mon, 27 Oct - Mon, 17 Nov
SYD
Sydney
LHR
London
HK$9,148 Return, found 4 days ago
HK$9,148
Return
found 4 days ago
Select Vietnam Airlines flight, departing Mon, 27 Oct from Sydney to London, returning Mon, 17 Nov, priced at HK$9,148 found 4 days ago
Qantas Airways
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$9,183 Return, found 1 day ago
HK$9,183
Return
found 1 day ago
Select Qantas Airways flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$9,183 found 1 day ago
Emirates
Wed, 12 Nov - Wed, 19 Nov
SYD
Sydney
LHR
London
HK$9,185 Return, found 1 day ago
HK$9,185
Return
found 1 day ago
Select Emirates flight, departing Wed, 12 Nov from Sydney to London, returning Wed, 19 Nov, priced at HK$9,185 found 1 day ago

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

November is typically the cheapest month to fly

From HK$6,590 - HK$8,736 per traveller.

Graph displaying average flight prices per month

Sydney to London route information
Origin airport
Kingsford Smith Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air India, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, SriLankan Airlines, Swiss International Air Lines, Turkish Airlines, United, Vietnam Airlines
Return price
HK$6,425
Distance
16918 km
Average flight time
15 hours 15 mins

Flights from Sydney to London

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

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

If you would like to book flights to London more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to London is HK$3,636 now!

 

Frequently asked questions

How much is a flight from Mascot Airport to London Heathrow?
Round-trip journeys from SYD to LHR start from HK$6,425. 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 kilometers 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.

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