฿16,250 Cheap Flights from Sydney (SYD) to London (LHR)

View ฿16,250 flight on Mon, 30 Mar 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿16,250 for one-way flights and ฿26,505 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Southern Airlines
Thu, 21 May - Sat, 30 May
SYD
Sydney
LHR
London
฿26,505 Return, found 3 days ago
฿26,505
Return
found 3 days ago
Select China Southern Airlines flight, departing Thu, 21 May from Sydney to London, returning Sat, 30 May, priced at ฿26,505 found 3 days ago
Air China
Thu, 21 May - Thu, 28 May
SYD
Sydney
LHR
London
฿28,700 Return, found 1 day ago
฿28,700
Return
found 1 day ago
Select Air China flight, departing Thu, 21 May from Sydney to London, returning Thu, 28 May, priced at ฿28,700 found 1 day ago
China Eastern Airlines
Wed, 10 Jun - Mon, 22 Jun
SYD
Sydney
LHR
London
฿30,995 Return, found 1 day ago
฿30,995
Return
found 1 day ago
Select China Eastern Airlines flight, departing Wed, 10 Jun from Sydney to London, returning Mon, 22 Jun, priced at ฿30,995 found 1 day ago
Etihad Airways
Sun, 22 Mar - Tue, 24 Mar
SYD
Sydney
LHR
London
฿34,265 Return, found 2 days ago
฿34,265
Return
found 2 days ago
Select Etihad Airways flight, departing Sun, 22 Mar from Sydney to London, returning Tue, 24 Mar, priced at ฿34,265 found 2 days ago
Vietnam Airlines
Wed, 10 Jun - Mon, 22 Jun
SYD
Sydney
LHR
London
฿35,710 Return, found 1 day ago
฿35,710
Return
found 1 day ago
Select Vietnam Airlines flight, departing Wed, 10 Jun from Sydney to London, returning Mon, 22 Jun, priced at ฿35,710 found 1 day ago
Turkish Airlines
Sun, 7 Jun - Sat, 13 Jun
SYD
Sydney
LHR
London
฿36,175 Return, found 3 days ago
฿36,175
Return
found 3 days ago
Select Turkish Airlines flight, departing Sun, 7 Jun from Sydney to London, returning Sat, 13 Jun, priced at ฿36,175 found 3 days ago
Japan Airlines
Tue, 9 Jun - Tue, 16 Jun
SYD
Sydney
LHR
London
฿36,480 Return, found 6 days ago
฿36,480
Return
found 6 days ago
Select Japan Airlines flight, departing Tue, 9 Jun from Sydney to London, returning Tue, 16 Jun, priced at ฿36,480 found 6 days ago
British Airways
Sun, 7 Jun - Sat, 13 Jun
SYD
Sydney
LHR
London
฿38,045 Return, found 3 days ago
฿38,045
Return
found 3 days ago
Select British Airways flight, departing Sun, 7 Jun from Sydney to London, returning Sat, 13 Jun, priced at ฿38,045 found 3 days ago
China Airlines
Thu, 14 May - Wed, 16 Sept
SYD
Sydney
LHR
London
฿38,065 Return, found 3 days ago
฿38,065
Return
found 3 days ago
Select China Airlines flight, departing Thu, 14 May from Sydney to London, returning Wed, 16 Sept, priced at ฿38,065 found 3 days ago
Asiana Airlines
Thu, 7 May - Sat, 16 May
SYD
Sydney
LHR
London
฿38,070 Return, just found
฿38,070
Return
just found
Select Asiana Airlines flight, departing Thu, 7 May from Sydney to London, returning Sat, 16 May, priced at ฿38,070 just found

Alternative airports near London

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

Select flight to Gatwick LGW. Average driving time to city centre is 52 minutes. Flights from ฿61,475
LGW
Gatwick
Average driving time to city centre52 min
Flights from ฿61,475

Frequently asked questions

How much is a flight from Mascot Airport to London Heathrow?
Round-trip journeys from SYD to LHR start from ฿26,505. 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.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, Air India, All Nippon Airways, Asiana Airlines, British Airways, Cathay Pacific, China Southern Airlines, Etihad Airways, Gulf Air, Japan Airlines, KLM, Korean Air, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Thai Airways International, United, Vietnam Airlines
Return price
฿26,505
Distance
16918 km
Average flight time
13 hours 37 mins

Book with confidence

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 , 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 ฿16,250 and roundtrip prices from ฿26,505. 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 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 London.
Perfect flights from Sydney to London
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