€439 Cheap Flights London to Sydney (LHR-SYD)

View €439 flight on Tue, 10 Mar 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 €439 for one-way flights and €638 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air China
Thu, 5 Mar - Thu, 12 Mar
LHR
London
SYD
Sydney
€638 Return, found 5 days ago
€638
Return
found 5 days ago
Select Air China flight, departing Thu, 5 Mar from London to Sydney, returning Thu, 12 Mar, priced at €638 found 5 days ago
Vietnam Airlines
Tue, 5 May - Sat, 16 May
LHR
London
SYD
Sydney
€926 Return, found 4 days ago
€926
Return
found 4 days ago
Select Vietnam Airlines flight, departing Tue, 5 May from London to Sydney, returning Sat, 16 May, priced at €926 found 4 days ago
Etihad Airways
Mon, 15 Jun - Mon, 13 Jul
LHR
London
SYD
Sydney
€953 Return, found 1 day ago
€953
Return
found 1 day ago
Select Etihad Airways flight, departing Mon, 15 Jun from London to Sydney, returning Mon, 13 Jul, priced at €953 found 1 day ago
Austrian Airlines
Thu, 14 May - Sun, 24 May
LHR
London
SYD
Sydney
€961 Return, found 1 day ago
€961
Return
found 1 day ago
Select Austrian Airlines flight, departing Thu, 14 May from London to Sydney, returning Sun, 24 May, priced at €961 found 1 day ago
Swiss International Air Lines
Mon, 15 Jun - Mon, 13 Jul
LHR
London
SYD
Sydney
€1,007 Return, found 1 day ago
€1,007
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 15 Jun from London to Sydney, returning Mon, 13 Jul, priced at €1,007 found 1 day ago
Qatar Airways
Mon, 16 Mar - Wed, 17 Jun
LHR
London
SYD
Sydney
€1,020 Return, found 6 days ago
€1,020
Return
found 6 days ago
Select Qatar Airways flight, departing Mon, 16 Mar from London to Sydney, returning Wed, 17 Jun, priced at €1,020 found 6 days ago
Singapore Airlines
Thu, 26 Feb - Mon, 16 Mar
LHR
London
SYD
Sydney
€1,021 Return, found 3 days ago
€1,021
Return
found 3 days ago
Select Singapore Airlines flight, departing Thu, 26 Feb from London to Sydney, returning Mon, 16 Mar, priced at €1,021 found 3 days ago
SriLankan Airlines
Thu, 14 May - Sun, 24 May
LHR
London
SYD
Sydney
€1,030 Return, found 1 day ago
€1,030
Return
found 1 day ago
Select SriLankan Airlines flight, departing Thu, 14 May from London to Sydney, returning Sun, 24 May, priced at €1,030 found 1 day ago
Malaysia Airlines
Thu, 5 Mar - Thu, 12 Mar
LHR
London
SYD
Sydney
€1,042 Return, found 5 days ago
€1,042
Return
found 5 days ago
Select Malaysia Airlines flight, departing Thu, 5 Mar from London to Sydney, returning Thu, 12 Mar, priced at €1,042 found 5 days ago
China Airlines
Mon, 23 Feb - Sun, 22 Mar
LHR
London
SYD
Sydney
€1,091 Return, found 3 days ago
€1,091
Return
found 3 days ago
Select China Airlines flight, departing Mon, 23 Feb from London to Sydney, returning Sun, 22 Mar, priced at €1,091 found 3 days ago

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

March is typically the cheapest month to fly

From €633 - €1,122 per traveller.

Alternative airports near Sydney

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kingsford Smith Intl. SYD. Cheapest option available. Average driving time to city centre is 16 minutes. Flights from €1,619
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city centre16 min
Flights from €1,619
London to Sydney route information
Origin airport
Heathrow
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air China, Air France, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, Emirates, Etihad Airways, KLM, Malaysia Airlines, Oman Air, Qantas Airways, Qatar Airways, Singapore Airlines, SriLankan Airlines, Thai Airways International, Turkish Airlines, United, Virgin Atlantic
Return price
€638
Distance
16918 km
Average flight time
34 hours 10 mins

Perfect flights from London to Sydney

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Sydney. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Kingsford Smith Intl. ticket options cater to your travel preferences, with incredible one-way fares from €439 and roundtrip prices from €638. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Kingsford Smith Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Sydney.

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 €638. 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.

Explore a world of travel with Expedia

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