₩654,200 Cheap Flights from Sydney (SYD) to London (LHR)

View ₩654,200 flight on Sun, Oct 19, 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 ₩654,200 for one-way flights and ₩1,349,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Tue, Nov 18 - Fri, Nov 21
SYD
Sydney
LHR
London
₩1,349,700 Roundtrip, found 4 days ago
₩1,349,700
Roundtrip
found 4 days ago
Select China Eastern Airlines flight, departing Tue, Nov 18 from Sydney to London, returning Fri, Nov 21, priced at ₩1,349,700 found 4 days ago
Etihad Airways
Thu, Nov 6 - Sat, Nov 15
SYD
Sydney
LHR
London
₩1,413,700 Roundtrip, found 6 days ago
₩1,413,700
Roundtrip
found 6 days ago
Select Etihad Airways flight, departing Thu, Nov 6 from Sydney to London, returning Sat, Nov 15, priced at ₩1,413,700 found 6 days ago
Air India
Thu, Nov 6 - Sat, Nov 15
SYD
Sydney
LHR
London
₩1,459,700 Roundtrip, found 6 days ago
₩1,459,700
Roundtrip
found 6 days ago
Select Air India flight, departing Thu, Nov 6 from Sydney to London, returning Sat, Nov 15, priced at ₩1,459,700 found 6 days ago
Turkish Airlines
Thu, Nov 6 - Sat, Nov 15
SYD
Sydney
LHR
London
₩1,539,100 Roundtrip, found 6 days ago
₩1,539,100
Roundtrip
found 6 days ago
Select Turkish Airlines flight, departing Thu, Nov 6 from Sydney to London, returning Sat, Nov 15, priced at ₩1,539,100 found 6 days ago
Qatar Airways
Mon, Nov 3 - Mon, Nov 10
SYD
Sydney
LHR
London
₩1,568,300 Roundtrip, found 4 days ago
₩1,568,300
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Mon, Nov 3 from Sydney to London, returning Mon, Nov 10, priced at ₩1,568,300 found 4 days ago
Vietnam Airlines
Wed, Nov 5 - Mon, Nov 10
SYD
Sydney
LHR
London
₩1,585,600 Roundtrip, found 8 hours ago
₩1,585,600
Roundtrip
found 8 hours ago
Select Vietnam Airlines flight, departing Wed, Nov 5 from Sydney to London, returning Mon, Nov 10, priced at ₩1,585,600 found 8 hours ago
Singapore Airlines
Thu, Nov 6 - Sat, Nov 15
SYD
Sydney
LHR
London
₩1,620,900 Roundtrip, found 6 days ago
₩1,620,900
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Thu, Nov 6 from Sydney to London, returning Sat, Nov 15, priced at ₩1,620,900 found 6 days ago
Cathay Pacific
Thu, Nov 6 - Sat, Nov 15
SYD
Sydney
LHR
London
₩1,639,300 Roundtrip, found 6 days ago
₩1,639,300
Roundtrip
found 6 days ago
Select Cathay Pacific flight, departing Thu, Nov 6 from Sydney to London, returning Sat, Nov 15, priced at ₩1,639,300 found 6 days ago
China Airlines
Tue, Nov 18 - Fri, Nov 21
SYD
Sydney
LHR
London
₩1,648,200 Roundtrip, found 4 days ago
₩1,648,200
Roundtrip
found 4 days ago
Select China Airlines flight, departing Tue, Nov 18 from Sydney to London, returning Fri, Nov 21, priced at ₩1,648,200 found 4 days ago
Malaysia Airlines
Thu, Nov 6 - Sat, Nov 15
SYD
Sydney
LHR
London
₩1,657,100 Roundtrip, found 6 days ago
₩1,657,100
Roundtrip
found 6 days ago
Select Malaysia Airlines flight, departing Thu, Nov 6 from Sydney to London, returning Sat, Nov 15, priced at ₩1,657,100 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 ₩1,166,543 - ₩1,589,954 per traveler.

Graph displaying average flight prices per month

Flights from Sydney (SYD) to London (LHR)
Origin airport
Kingsford Smith Intl.
Destination airport
Heathrow
Airlines serving
Air Canada, Air France, Air India, All Nippon Airways, American Airlines, Austrian Airlines, British Airways, Cathay Pacific, China Eastern Airlines, Etihad Airways, KLM, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International, United
Roundtrip price
₩1,349,700
Distance
16918 km
Average flight time
15 hours 15 mins

Sydney to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Sydney to London will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with SYD to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind Sydney for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Mascot Airport to London Heathrow?
Round-trip journeys from SYD to LHR start from ₩1,349,700. 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 kilometers 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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