₩825,700 Cheap Flights from London (LHR) to Sydney (SYD)

View ₩825,700 flight on Tue, Nov 25, 2025Opens 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 ₩825,700 for one-way flights and ₩1,524,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Fri, Nov 21 - Fri, Nov 28
LHR
London
SYD
Sydney
₩1,524,900 Roundtrip, found 2 days ago
₩1,524,900
Roundtrip
found 2 days ago
Select China Eastern Airlines flight, departing Fri, Nov 21 from London to Sydney, returning Fri, Nov 28, priced at ₩1,524,900 found 2 days ago
Etihad Airways
Mon, Nov 10 - Tue, Nov 25
LHR
London
SYD
Sydney
₩1,587,600 Roundtrip, found 6 days ago
₩1,587,600
Roundtrip
found 6 days ago
Select Etihad Airways flight, departing Mon, Nov 10 from London to Sydney, returning Tue, Nov 25, priced at ₩1,587,600 found 6 days ago
Air India
Tue, Mar 10 - Tue, Mar 17
LHR
London
SYD
Sydney
₩1,605,000 Roundtrip, found 2 days ago
₩1,605,000
Roundtrip
found 2 days ago
Select Air India flight, departing Tue, Mar 10 from London to Sydney, returning Tue, Mar 17, priced at ₩1,605,000 found 2 days ago
China Airlines
Mon, Nov 10 - Tue, Nov 25
LHR
London
SYD
Sydney
₩1,642,200 Roundtrip, found 6 days ago
₩1,642,200
Roundtrip
found 6 days ago
Select China Airlines flight, departing Mon, Nov 10 from London to Sydney, returning Tue, Nov 25, priced at ₩1,642,200 found 6 days ago
Cathay Pacific
Tue, Nov 4 - Tue, Nov 11
LHR
London
SYD
Sydney
₩1,674,000 Roundtrip, found 4 days ago
₩1,674,000
Roundtrip
found 4 days ago
Select Cathay Pacific flight, departing Tue, Nov 4 from London to Sydney, returning Tue, Nov 11, priced at ₩1,674,000 found 4 days ago
Qatar Airways
Tue, Mar 10 - Tue, Mar 17
LHR
London
SYD
Sydney
₩1,698,700 Roundtrip, found 2 days ago
₩1,698,700
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Tue, Mar 10 from London to Sydney, returning Tue, Mar 17, priced at ₩1,698,700 found 2 days ago
Singapore Airlines
Tue, Mar 10 - Tue, Mar 17
LHR
London
SYD
Sydney
₩1,741,500 Roundtrip, found 2 days ago
₩1,741,500
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Tue, Mar 10 from London to Sydney, returning Tue, Mar 17, priced at ₩1,741,500 found 2 days ago
British Airways
Tue, Mar 10 - Tue, Mar 17
LHR
London
SYD
Sydney
₩1,747,900 Roundtrip, found 2 days ago
₩1,747,900
Roundtrip
found 2 days ago
Select British Airways flight, departing Tue, Mar 10 from London to Sydney, returning Tue, Mar 17, priced at ₩1,747,900 found 2 days ago
United
Tue, Mar 10 - Tue, Mar 17
LHR
London
SYD
Sydney
₩1,826,700 Roundtrip, found 2 days ago
₩1,826,700
Roundtrip
found 2 days ago
Select United flight, departing Tue, Mar 10 from London to Sydney, returning Tue, Mar 17, priced at ₩1,826,700 found 2 days ago
American Airlines
Sat, Nov 8 - Fri, Nov 14
LHR
London
SYD
Sydney
₩1,832,300 Roundtrip, found 1 day ago
₩1,832,300
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Nov 8 from London to Sydney, returning Fri, Nov 14, priced at ₩1,832,300 found 1 day ago

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

March is typically the cheapest month to fly

From ₩1,020,147 - ₩1,820,524 per traveler.
Flights from London (LHR) to Sydney (SYD)
Origin airport
Heathrow
Destination airport
Kingsford Smith Intl.
Roundtrip price
₩1,524,900
Distance
16918 km
Average flight time
33 hours 10 mins

London to Sydney 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 London to Sydney 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 Sydney.

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 LHR to SYD flights that won’t make your bank account wince. Ready to temporarily leave behind London 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 SYD 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 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 ₩1,524,900. 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 kilometers, 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.

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