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

View AU$775 flight on Tue, 1 Dec 2026Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

China Eastern Airlines
Wed, 2 Sept - Wed, 14 Oct
LHR
London
SYD
Sydney
AU$1,410 Return, found 4 days ago
AU$1,410
Return
found 4 days ago
Select China Eastern Airlines flight, departing Wed, 2 Sept from London to Sydney, returning Wed, 14 Oct, priced at AU$1,410 found 4 days ago
China Southern Airlines
Thu, 12 Nov - Thu, 26 Nov
LHR
London
SYD
Sydney
AU$1,559 Return, found 6 hours ago
AU$1,559
Return
found 6 hours ago
Select China Southern Airlines flight, departing Thu, 12 Nov from London to Sydney, returning Thu, 26 Nov, priced at AU$1,559 found 6 hours ago
Air China
Thu, 10 Sept - Tue, 13 Oct
LHR
London
SYD
Sydney
AU$1,560 Return, found 1 day ago
AU$1,560
Return
found 1 day ago
Select Air China flight, departing Thu, 10 Sept from London to Sydney, returning Tue, 13 Oct, priced at AU$1,560 found 1 day ago
Air India
Sun, 20 Sept - Sun, 18 Oct
LHR
London
SYD
Sydney
AU$1,648 Return, found 5 hours ago
AU$1,648
Return
found 5 hours ago
Select Air India flight, departing Sun, 20 Sept from London to Sydney, returning Sun, 18 Oct, priced at AU$1,648 found 5 hours ago
Etihad Airways
Tue, 16 June - Sat, 4 July
LHR
London
SYD
Sydney
AU$1,668 Return, just found
AU$1,668
Return
just found
Select Etihad Airways flight, departing Tue, 16 June from London to Sydney, returning Sat, 4 July, priced at AU$1,668 just found
Malaysia Airlines
Fri, 30 Oct - Sun, 8 Nov
LHR
London
SYD
Sydney
AU$1,885 Return, found 6 hours ago
AU$1,885
Return
found 6 hours ago
Select Malaysia Airlines flight, departing Fri, 30 Oct from London to Sydney, returning Sun, 8 Nov, priced at AU$1,885 found 6 hours ago
American Airlines
Sun, 13 Sept - Sun, 27 Sept
LHR
London
SYD
Sydney
AU$1,910 Return, found 1 hour ago
AU$1,910
Return
found 1 hour ago
Select American Airlines flight, departing Sun, 13 Sept from London to Sydney, returning Sun, 27 Sept, priced at AU$1,910 found 1 hour ago
Vietnam Airlines
Wed, 3 June - Wed, 10 June
LHR
London
SYD
Sydney
AU$1,924 Return, found 3 days ago
AU$1,924
Return
found 3 days ago
Select Vietnam Airlines flight, departing Wed, 3 June from London to Sydney, returning Wed, 10 June, priced at AU$1,924 found 3 days ago
Qatar Airways
Thu, 2 July - Mon, 20 July
LHR
London
SYD
Sydney
AU$2,008 Return, found 15 hours ago
AU$2,008
Return
found 15 hours ago
Select Qatar Airways flight, departing Thu, 2 July from London to Sydney, returning Mon, 20 July, priced at AU$2,008 found 15 hours ago
Qantas Airways
Mon, 1 Mar - Sun, 14 Mar
LHR
London
SYD
Sydney
AU$2,024 Return, found 10 hours ago
AU$2,024
Return
found 10 hours ago
Select Qantas Airways flight, departing Mon, 1 Mar from London to Sydney, returning Sun, 14 Mar, priced at AU$2,024 found 10 hours ago

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 AU$1,668
SYD
Kingsford Smith Intl.
Cheapest
Average driving time to city centre16 min
Flights from AU$1,668

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

May is typically the cheapest month to fly

From AU$1,151 - AU$1,755 per traveller.

Frequently asked questions

How much does a flight from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) cost?
One-way flights typically cost between $2,686 and $14,762 and return flights often range between $2,686 and $14,762. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
May is typically the cheapest month to fly from London Heathrow (LHR) to Sydney, NSW (SYD-Kingsford Smith Intl.), with average round-trip fares around 3215 CAD. This is about 18% lower than the average price throughout the year. May often sees lower prices as it falls outside of peak holiday seasons, when demand tends to be lower, allowing airlines to offer more competitive fares. Other cheap months to fly from London Heathrow (LHR) to Sydney, NSW (SYD-Kingsford Smith Intl.) include February and April.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Enter LHR to SYD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
To find a cheap flight from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The best airline to fly with from London (LHR-Heathrow) to Sydney, NSW will differ from traveler to traveler. If you like to fly early, BA offers early morning flights. If price is the most important factor, BA typically offers the lowest fares. LH offers the most daily flights from London (LHR-Heathrow) to Sydney, NSW, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
When looking for the best time to fly from London Heathrow (LHR) to Sydney, NSW (SYD), it's a balance between price and popularity. Based on booking data from the past year, you'll find the cheapest flights in May or February, with average round-trip prices around 3215 CAD. However, the most popular months for this route are April and January, which means you'll have plenty of flight options during these times. Since there isn't a month that is both cheapest and most popular, you can choose based on your priority: save money in May or February, or enjoy more flight flexibility in April or January.*Prices based on flights available on Expedia in the last year.
How many flights per day from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
There is approximately 1 nonstop flight per day from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.). For even more choice, look at flights that include layovers, as there are around 163 connecting flights per day. Some common connection points include Hong Kong Intl. (HKG), Capital Intl. (PEK), and Vantaa (HEL).
What is the earliest flight from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The earliest flight from London Heathrow (LHR) to Sydney (SYD) typically departs at approximately 6:00 AM local time. This service is operated by BT and CX and is seasonal, active only in April. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
You'll find the most flights from London Heathrow (LHR) to Sydney, NSW (SYD) on a Friday, with around 67 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Emirates, Qatar Airways, and British Airways. Flight schedules are consistent throughout the week, with Friday having only slightly more flights than other days.
What are the most popular departure times for flights from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
The most popular departure times for flights from London Heathrow (LHR) to Sydney, NSW (SYD) are in the evening, from 6pm to 9pm. About 31% of passengers prefer this time window. Many major carriers, including Qantas, Emirates and Cathay Pacific, offer flights during this window. These times work well because you can maximize your day before your flight, and you'll arrive in Sydney ready to start your adventure.
How long does it take to fly from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Flying from LHR to SYD with a connection usually takes about 23 hours 50 minutes, traveling roughly 10,575 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
Select the "Business class" and "First class" filters when looking for LHR to SYD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight with Expedia?
It's easy to earn miles on a London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Sydney from Heathrow (LHR)?
From Heathrow (LHR), you can fly into Kingsford Smith Intl. (SYD) to reach Sydney. Some flights may connect through major hubs like ZRH (ZRH), Frankfurt Intl. (FRA), Abu Dhabi Intl. (AUH) before reaching Sydney. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) at the last minute?
Typically, booking a last minute flight from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package?
Securing a London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.)?
If you booked your London (LHR-Heathrow) to Sydney, NSW (SYD-Kingsford Smith Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Heathrow
Destination airport
Kingsford Smith Intl.
Airlines serving
Air Canada, Air France, Air India, American Airlines, Asiana Airlines, British Airways, Cathay Pacific, China Southern Airlines, Emirates, Etihad Airways, Finnair, Japan Airlines, KLM, Korean Air, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, United, Virgin Atlantic
Return price
AU$1,409
Distance
16918 km
Average flight time
32 hours 12 mins

Book with confidence

Your quick guide to flights from London to Sydney

Pick up great flights from London to Sydney

With Expedia, you have your pick of flights a day with 20 airlines covering flights from London to Sydney. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from London to Sydney that take around hours.

Find cheap flights from London to Sydney

From the great flight deals with prices currently ranging from AU$1,410 to AU$2,024, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from London to Sydney around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Sydney is normally in September.

Reasons to book your flight from London to Sydney with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from London to Sydney across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Sydney right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from London to Sydney

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