Cheap Flights from London (LON) to Sydney (SYD)

View AU$751 flight on Fri, 23 Jan 2026Opens in a new window

Popular airlines from London to Sydney, NSW (SYD-Kingsford Smith Intl.)

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Cheap Flights from London (LON) to Sydney (SYD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Mon, 1 Dec - Sun, 8 Feb
LGW
London
SYD
Sydney
AU$1,101 Return, found 1 day ago
AU$1,101
Return
found 1 day ago
Select China Eastern Airlines flight, departing Mon, 1 Dec from London to Sydney, returning Sun, 8 Feb, priced at AU$1,101 found 1 day ago
Air China
Tue, 18 Nov - Wed, 11 Feb
LHR
London
SYD
Sydney
AU$1,181 Return, found 2 days ago
AU$1,181
Return
found 2 days ago
Select Air China flight, departing Tue, 18 Nov from London to Sydney, returning Wed, 11 Feb, priced at AU$1,181 found 2 days ago
China Southern Airlines
Thu, 6 Nov - Thu, 13 Nov
LHR
London
SYD
Sydney
AU$1,200 Return, just found
AU$1,200
Return
just found
Select China Southern Airlines flight, departing Thu, 6 Nov from London to Sydney, returning Thu, 13 Nov, priced at AU$1,200 just found
Air India
Mon, 20 Oct - Wed, 22 Oct
LHR
London
SYD
Sydney
AU$1,675 Return, found 1 day ago
AU$1,675
Return
found 1 day ago
Select Air India flight, departing Mon, 20 Oct from London to Sydney, returning Wed, 22 Oct, priced at AU$1,675 found 1 day ago
Etihad Airways
Mon, 10 Nov - Mon, 17 Nov
LHR
London
SYD
Sydney
AU$1,738 Return, found 19 hours ago
AU$1,738
Return
found 19 hours ago
Select Etihad Airways flight, departing Mon, 10 Nov from London to Sydney, returning Mon, 17 Nov, priced at AU$1,738 found 19 hours ago
China Airlines
Mon, 3 Nov - Tue, 18 Nov
LHR
London
SYD
Sydney
AU$1,774 Return, found 1 hour ago
AU$1,774
Return
found 1 hour ago
Select China Airlines flight, departing Mon, 3 Nov from London to Sydney, returning Tue, 18 Nov, priced at AU$1,774 found 1 hour ago
Cathay Pacific
Wed, 5 Nov - Sun, 23 Nov
LHR
London
SYD
Sydney
AU$1,801 Return, found 10 hours ago
AU$1,801
Return
found 10 hours ago
Select Cathay Pacific flight, departing Wed, 5 Nov from London to Sydney, returning Sun, 23 Nov, priced at AU$1,801 found 10 hours ago
Vietnam Airlines
Mon, 8 Dec - Mon, 2 Mar
LHR
London
SYD
Sydney
AU$1,814 Return, found 20 hours ago
AU$1,814
Return
found 20 hours ago
Select Vietnam Airlines flight, departing Mon, 8 Dec from London to Sydney, returning Mon, 2 Mar, priced at AU$1,814 found 20 hours ago
Singapore Airlines
Tue, 24 Feb - Tue, 10 Mar
LGW
London
SYD
Sydney
AU$1,820 Return, found 3 hours ago
AU$1,820
Return
found 3 hours ago
Select Singapore Airlines flight, departing Tue, 24 Feb from London to Sydney, returning Tue, 10 Mar, priced at AU$1,820 found 3 hours ago
Emirates
Mon, 2 Mar - Thu, 26 Mar
STN
London
SYD
Sydney
AU$1,826 Return, found 11 hours ago
AU$1,826
Return
found 11 hours ago
Select Emirates flight, departing Mon, 2 Mar from London to Sydney, returning Thu, 26 Mar, priced at AU$1,826 found 11 hours ago

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

March is typically the cheapest month to fly

From AU$1,103 - AU$1,998 per traveller.
Flight from London to Sydney route information
Origin airport
Gatwick
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air France, Air India, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, KLM, Korean Air, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United
Return price
AU$1,101
Distance
16918 km

LON to SYD Flights

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Frequently asked questions

How much is a flight from London (LON-All Airports) to Mascot Airport?
Pack your bags, because round-trip flights between London (LON-All Airports) and Kingsford Smith Intl. Airport (SYD) start from AU$1,101. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book today to score the best deal. 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 (LON-All Airports) to SYD?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from London (LON-All Airports) to Mascot 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 London (LON-All Airports) to Mascot Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London (LON-All Airports) to Kingsford Smith Intl. Airport (SYD)?
With a flight distance of 17 000 kilometres from London (LON-All Airports) to Kingsford Smith Intl. Airport (SYD), this is a long journey. Make sure you drink plenty of water and move around the cabin from time to time.
Which airlines fly direct from London (LON-All Airports) to Kingsford Smith Intl. Airport (SYD)?
At present, no airlines offer direct flights from London (LON-All Airports) to Kingsford Smith Intl. Airport (SYD). You'll need to book a flight with one or more stops. To get the best connections and price, lock in your airfare ahead of time.
Are London (LON-All Airports) to Kingsford Smith Intl. Airport (SYD) flight tickets cheaper when they're purchased at the last minute?
It is possible to find a fantastic last-minute deal from London (LON-All Airports) to SYD, but there's no guarantee. As many airlines advertise prices up to a year in advance, it's worth keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can be certain you're always seeing the latest offers.

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