€384 Cheap Flights Sydney to London (SYD-LHR)

View €384 flight on Sun, 7 Sep 2025Opens 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 €384 for one-way flights and €875 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Tue, 4 Nov - Mon, 17 Nov
SYD
Sydney
LHR
London
€875 Return, found 6 days ago
€875
Return
found 6 days ago
Select Etihad Airways flight, departing Tue, 4 Nov from Sydney to London, returning Mon, 17 Nov, priced at €875 found 6 days ago
Turkish Airlines
Tue, 30 Sep - Thu, 30 Oct
SYD
Sydney
LHR
London
€955 Return, found 4 days ago
€955
Return
found 4 days ago
Select Turkish Airlines flight, departing Tue, 30 Sep from Sydney to London, returning Thu, 30 Oct, priced at €955 found 4 days ago
Qatar Airways
Tue, 4 Nov - Mon, 17 Nov
SYD
Sydney
LHR
London
€969 Return, found 6 days ago
€969
Return
found 6 days ago
Select Qatar Airways flight, departing Tue, 4 Nov from Sydney to London, returning Mon, 17 Nov, priced at €969 found 6 days ago
China Airlines
Tue, 4 Nov - Mon, 17 Nov
SYD
Sydney
LHR
London
€1,018 Return, found 6 days ago
€1,018
Return
found 6 days ago
Select China Airlines flight, departing Tue, 4 Nov from Sydney to London, returning Mon, 17 Nov, priced at €1,018 found 6 days ago
Asiana Airlines
Tue, 4 Nov - Mon, 17 Nov
SYD
Sydney
LHR
London
€1,037 Return, found 6 days ago
€1,037
Return
found 6 days ago
Select Asiana Airlines flight, departing Tue, 4 Nov from Sydney to London, returning Mon, 17 Nov, priced at €1,037 found 6 days ago
Cathay Pacific
Tue, 4 Nov - Mon, 17 Nov
SYD
Sydney
LHR
London
€1,050 Return, found 6 days ago
€1,050
Return
found 6 days ago
Select Cathay Pacific flight, departing Tue, 4 Nov from Sydney to London, returning Mon, 17 Nov, priced at €1,050 found 6 days ago
British Airways
Fri, 24 Apr - Fri, 15 May
SYD
Sydney
LHR
London
€1,057 Return, found 22 hours ago
€1,057
Return
found 22 hours ago
Select British Airways flight, departing Fri, 24 Apr from Sydney to London, returning Fri, 15 May, priced at €1,057 found 22 hours ago
Air China
Mon, 12 Jan - Fri, 30 Jan
SYD
Sydney
LHR
London
€1,069 Return, found 1 day ago
€1,069
Return
found 1 day ago
Select Air China flight, departing Mon, 12 Jan from Sydney to London, returning Fri, 30 Jan, priced at €1,069 found 1 day ago
Malaysia Airlines
Fri, 24 Apr - Fri, 15 May
SYD
Sydney
LHR
London
€1,080 Return, found 22 hours ago
€1,080
Return
found 22 hours ago
Select Malaysia Airlines flight, departing Fri, 24 Apr from Sydney to London, returning Fri, 15 May, priced at €1,080 found 22 hours ago
Singapore Airlines
Tue, 4 Nov - Mon, 17 Nov
SYD
Sydney
LHR
London
€1,096 Return, found 6 days ago
€1,096
Return
found 6 days ago
Select Singapore Airlines flight, departing Tue, 4 Nov from Sydney to London, returning Mon, 17 Nov, priced at €1,096 found 6 days ago

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

November is typically the cheapest month to fly

From €719 - €980 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 France, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Airlines, Emirates, Etihad Airways, KLM, Korean Air, Malaysia Airlines, Oman Air, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United, Vietnam Airlines
Return price
€875
Distance
16918 km
Average flight time
15 hours 15 mins

Perfect flights from Sydney to London

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Sydney to London. 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 London, 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 Kingsford Smith Intl. to Heathrow ticket options cater to your travel preferences, with incredible one-way fares from €384 and roundtrip prices from €875. 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 Heathrow and explore London 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 SYD to LHR travel arrangements today and embark on the journey of a lifetime in London.

Frequently asked questions

How much is a flight from Mascot Airport to London Heathrow?
Round-trip journeys from SYD to LHR start from €875. 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.

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