S$705 Cheap Flights from London to Sydney

View S$705 flight on Tue, 21 Apr, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from London to Sydney (LON-SYD)

Prices were available within the past 7 days and start at S$705 for one-way flights and S$1,266 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Wed, 4 Nov - Thu, 4 Feb
LGW
London
SYD
Sydney
S$1,266 Return, found 3 days ago
S$1,266
Return
found 3 days ago
Select China Eastern Airlines flight, departing Wed, 4 Nov from London to Sydney, returning Thu, 4 Feb, priced at S$1,266 found 3 days ago
China Eastern Airlines
Wed, 4 Nov - Thu, 4 Feb
LHR
London
SYD
Sydney
S$1,315 Return, found 3 days ago
S$1,315
Return
found 3 days ago
Select China Eastern Airlines flight, departing Wed, 4 Nov from London to Sydney, returning Thu, 4 Feb, priced at S$1,315 found 3 days ago
China Southern Airlines
Wed, 4 Nov - Fri, 13 Nov
LHR
London
SYD
Sydney
S$1,437 Return, found 5 days ago
S$1,437
Return
found 5 days ago
Select China Southern Airlines flight, departing Wed, 4 Nov from London to Sydney, returning Fri, 13 Nov, priced at S$1,437 found 5 days ago
Air India
Wed, 27 May - Sun, 14 Jun
LHR
London
SYD
Sydney
S$1,557 Return, found 1 day ago
S$1,557
Return
found 1 day ago
Select Air India flight, departing Wed, 27 May from London to Sydney, returning Sun, 14 Jun, priced at S$1,557 found 1 day ago
Etihad Airways
Tue, 23 Jun - Tue, 30 Jun
LHR
London
SYD
Sydney
S$1,614 Return, found 1 day ago
S$1,614
Return
found 1 day ago
Select Etihad Airways flight, departing Tue, 23 Jun from London to Sydney, returning Tue, 30 Jun, priced at S$1,614 found 1 day ago
China Airlines
Wed, 4 Nov - Fri, 13 Nov
LHR
London
SYD
Sydney
S$1,694 Return, found 5 days ago
S$1,694
Return
found 5 days ago
Select China Airlines flight, departing Wed, 4 Nov from London to Sydney, returning Fri, 13 Nov, priced at S$1,694 found 5 days ago
Air China
Thu, 4 Jun - Thu, 11 Jun
LGW
London
SYD
Sydney
S$1,720 Return, found 1 day ago
S$1,720
Return
found 1 day ago
Select Air China flight, departing Thu, 4 Jun from London to Sydney, returning Thu, 11 Jun, priced at S$1,720 found 1 day ago
American Airlines
Thu, 21 May - Mon, 25 May
LHR
London
SYD
Sydney
S$1,728 Return, found 6 days ago
S$1,728
Return
found 6 days ago
Select American Airlines flight, departing Thu, 21 May from London to Sydney, returning Mon, 25 May, priced at S$1,728 found 6 days ago
Qatar Airways
Wed, 4 Nov - Thu, 4 Feb
LGW
London
SYD
Sydney
S$1,741 Return, found 3 days ago
S$1,741
Return
found 3 days ago
Select Qatar Airways flight, departing Wed, 4 Nov from London to Sydney, returning Thu, 4 Feb, priced at S$1,741 found 3 days ago
Emirates
Thu, 21 May - Mon, 25 May
STN
London
SYD
Sydney
S$1,765 Return, found 6 days ago
S$1,765
Return
found 6 days ago
Select Emirates flight, departing Thu, 21 May from London to Sydney, returning Mon, 25 May, priced at S$1,765 found 6 days ago

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

May is typically the cheapest month to fly

From S$1,018 - S$1,672 per traveller.

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 S$1,266. 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.

Travel information

Origin airport
Gatwick
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air India, All Nippon Airways, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Japan Airlines, KLM, Korean Air, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United
Return price
S$1,266
Distance
16918 km

Explore a world of travel with Expedia

*Available to Expedia members.