LON - SYD

£430 Find Cheap Flights from London to Sydney – Compare and Save

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Everything you should know

Cheapest return fare
£776
Typical prices: £838-£1,107
China Southern
Thu 5/11Fri 20/11
LGW - SYD • 1 stop
Cheapest direct flights
£990
Typical prices: £1,039-£1,242
Qantas Airways
Wed 11/11Wed 3/2
LHR - SYD • Direct
Advice from real travellers
BA Premium Economy adds 18 cm legroom; Qantas offers wider Premium Economy seats.
BA Executive Club earns Avios rewards, adding value on this long-haul route.
Expert advice
Expert advice
Expert advice
Expert advice
Direct flights
Not available
There are currently no direct flights between London and Sydney. You’ll need at least 1 connection.
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Top stopover airports
Cheapest • Avg £434 (return)
Shortest trip • 9h 00m (one-way)
Insights
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When to book
in advance
Our data shows that travellers who book at least 5 weeks in advance save around 18% compared to booking last minute.
Insights
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Insights
When to travel
Cheapest • 16% price drop
Most popular
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We hope you love your trip to Sydney!
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Expert advice
Flight Deals

Cheap Flights from London to Sydney (LON-SYD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from London to Sydney

Thu, 5 Nov - Fri, 20 Nov
China Southern Logo
09:50 - 20:20LGW  London Gatwick-SYD Sydney Kingsford Smith
23h 30m1 stop Guangzhou Baiyun
China Southern Logo
11:25 - 17:20SYD  Sydney Kingsford Smith-LGW London Gatwick
40h 55m2 stops Guangzhou Baiyun Zhengzhou
£776China Southern
Mon, 2 Nov - Mon, 16 Nov
China Eastern Logo
21:00 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
29h 35m1 stop Shanghai Pu Dong
China Eastern Logo
12:00 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
40h 30m1 stop Shanghai Pu Dong
£776China Eastern
Thu, 29 Oct - Mon, 2 Nov
China Eastern Logo
21:00 - 09:05LHR  London Heathrow-SYD Sydney Kingsford Smith
49h 05m2 stops Shanghai Pu Dong Nanjing Lukou Intl
China Eastern Logo
21:30 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 00m1 stop Shanghai Pu Dong
£776China Eastern
Thu, 1 Oct - Tue, 27 Oct
China Southern Logo
22:10 - 19:25LHR  London Heathrow-SYD Sydney Kingsford Smith
36h 15m1 stop Guangzhou Baiyun
China Southern Logo
11:25 - 18:35SYD  Sydney Kingsford Smith-LHR London Heathrow
42h 10m1 stop Guangzhou Baiyun
£776China Southern
Tue, 8 Dec - Tue, 12 Jan
Air China Logo
20:25 - 15:50LHR  London Heathrow-SYD Sydney Kingsford Smith
32h 25m1 stop Beijing Capital
Air China Logo
20:40 - 15:55SYD  Sydney Kingsford Smith-LHR London Heathrow
30h 15m1 stop Beijing Capital
£780Air China
Sat, 14 Nov - Sat, 28 Nov
Multiple Airlines Logo
20:20 - 13:35LGW  London Gatwick-SYD Sydney Kingsford Smith
30h 15m2 stops Zhengzhou Guangzhou Baiyun
Multiple Airlines Logo
21:30 - 14:00SYD  Sydney Kingsford Smith-LGW London Gatwick
27h 30m1 stop Shanghai Pu Dong
£780Multiple Airlines
Tue, 24 Nov - Mon, 22 Feb
Multiple Airlines Logo
11:50 - 09:25STN  London Stansted-SYD Sydney Kingsford Smith
34h 35m2 stops Amsterdam Schiphol Guangzhou Baiyun
Multiple Airlines Logo
13:25 - 12:00SYD  Sydney Kingsford Smith-STN London Stansted
33h 35m2 stops Singapore Changi Vienna Intl
£782Multiple Airlines
Thu, 24 Sep - Sat, 17 Oct
Air India Logo
09:45 - 19:05LHR  London Heathrow-SYD Sydney Kingsford Smith
24h 20m1 stop New Delhi Indira Gandhi Intl
Air India Logo
21:35 - 11:30SYD  Sydney Kingsford Smith-LHR London Heathrow
47h 55m1 stop New Delhi Indira Gandhi Intl
£782Air India
Fri, 25 Sep - Tue, 13 Oct
Air India Logo
09:45 - 19:05LHR  London Heathrow-SYD Sydney Kingsford Smith
24h 20m1 stop New Delhi Indira Gandhi Intl
Air India Logo
21:35 - 19:00SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 25m1 stop New Delhi Indira Gandhi Intl
£784Air India
Fri, 6 Nov - Thu, 12 Nov
Air China Logo
17:45 - 08:30LHR  London Heathrow-SYD Sydney Kingsford Smith
27h 45m1 stop Beijing Capital
Air China Logo
10:40 - 15:55SYD  Sydney Kingsford Smith-LHR London Heathrow
40h 15m1 stop Beijing Capital
£786Air China
Booking Insights

KAYAK’s insights & trends for London to Sydney flights

Get data-powered insights and trends into flights from London to Sydney to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from London to Sydney?

Flight prices are typical for this route right now.

Flights to Sydney from London usually cost between £776 and £1,097 in November.
The lowest price found in the past 5 days was £776 on China Southern (5 Nov–20 Nov).

What is the cheapest London to Sydney flight route?

The cheapest return flight from London to Sydney costs £974 on the route between London Heathrow Airport (LHR) and Sydney (SYD). It is also the most popular route.

What’s the cheapest day of the week to fly from London to Sydney?

Your flight ticket price will generally be cheaper if you fly to Sydney on a Monday and more expensive on a Wednesday. On your return trip to London, you should consider flying back on a Monday, and avoid Thursdays for better deals.

What is the cheapest month to fly from London to Sydney?

The cheapest month for flights from London to Sydney is May, where tickets cost £865 (return) on average. On the other hand, the most expensive months are December and July, where the average cost of round-trip tickets is £1,409 and £1,261 respectively.

How far in advance should I book a flight from London to Sydney?

To get a below average price on the flight from London to Sydney, you should book around 5 weeks before departure, which saves you about 18% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 23 weeks before departure.

Expert advice

Expert advice for your flight from London to Sydney

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Bill Fink

Bill Fink

Expert on Qantas Airways

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has travelled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Duncan Madden

Duncan Madden

Expert on British Airways

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Kirstie Pickering

Kirstie Pickering

Expert on LHR

Aviation and business journalist Kirstie didn’t leave England until she was 18 years old, but has since travelled to over 20 countries including Japan, Canada, and Iceland. Her travel expertise lies in European city breaks, including how to find the best locally-owned hotels and restaurants and how to optimise the airport experience for your needs.

Robert Schrader

Robert Schrader

Expert on SYD

One of the web's original travel bloggers, Robert launched his first site, Leave Your Daily Hell, in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Good to know - Cheap tickets from London to Sydney

Low season

June

Cheapest flight

£430
Best time to beat the crowds (11% less expensive on average)
Most popular time to fly (39% more expensive on average)
Flight from London Gatwick Airport to Sydney

When to book flights from London to Sydney

Are your dates flexible? Find out the best times to travel from London to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

FAQs for booking flights from London to Sydney

  • Are there smoking areas at Sydney Kingsford Smith Airport?

    The legislation around smoking in New South Wales states that it is an offence to smoke within four metres of a public entrance or exit. There are designated smoking areas outside of the terminals, which are clearly signed; however, there are none for those transiting through T1 International Terminal, so you will not have an option to smoke until you have exited the arrivals area.

  • How do I go about getting assistance in Heathrow Airport?

    There are multiple assistance host areas in each terminal with staff that can assist with general advice, directions or assistance for mobility-impaired travellers or those otherwise needing assistance. There are accessible facilities throughout the airport, including wheelchair access toilets in every terminal, SignLive service available for hearing impaired travellers, the Aira app for visually impaired guests and plenty of free-to-use mobility equipment, available by asking any of the staff at any area of the airport.

  • Does Sydney International Airport have onsite hotels?

    While there is no hotel at the terminal, the Rydges Sydney Airport Hotel is located conveniently opposite the airport. The Travelodge Hotel Sydney Airport is another option which is a 9 minute drive from the international terminal and has an airport shuttle for an extra charge.

  • Does Sydney International Airport serve as a hub for any airlines?

    Sydney is the primary base for Qantas and also acts as a secondary base for Virgin Australia and Jetstar. When you fly into Sydney from London there are many options for you to continue your journey regionally.

  • Can I fill up a water bottle at London airports and Sydney International Airport?

    Yes, you can. Sydney International Airport has water fountains scattered through the international terminal where you can refill your bottles before or after your flight. The London airports have also introduced water fountains to their terminals so you no longer need to buy plastic bottles of water for your flights.

  • What is the fastest way to get into Sydney from the airport?

    Sydney Airport is situated 8km (4.9 miles) from Sydney. The fastest way to travel is by train – the journey is 13 minutes and trains run every 10 minutes or so. You need to buy a ticket (Opal Card) from the station, Relay or WH Smith stores before boarding the train.

  • Which hotels are there at the London airports?

    Before you fly from a London airport, you’re able to spend the night at a hotel, so you aren’t in a rush before your flight. At Heathrow, there is Aerotel, at Terminal 3; at Stansted, you can use Holiday Inn Express, whilst at Gatwick, you can stay at Sofitel, in North Terminal. All these hotels are just a quick walk away from the terminal building, so they’re very convenient.

  • How can I exchange my currency at Sydney Airport?

    If you want to change your pound sterling to Australian dollars when you arrive at Sydney Airport, you can do so with ease. There is an ANZ Bank located in the International Arrivals of Terminal 1, near Exit A. Alternatively, there is a Travelex situated in T1 International Arrivals, near Exit A and B.

  • What is the cheapest flight from London to Sydney?

    In the last 5 days, the lowest price for a flight from London to Sydney was £430 for a one-way ticket and £776 for a return.

  • Which airports will I be using when flying from London to Sydney?

    There are 6 airports in London (London City, London Gatwick, London Heathrow, London Luton, London Southend, and London Stansted.) and only 1 airport in Sydney (Sydney Kingsford Smith). The cheapest flights are generally found on the London Heathrow Airport to Sydney Kingsford Smith flight route.

  • Which aircraft models fly most regularly from London to Sydney?

    The Airbus A380-800 is the aircraft model that flies most regularly on the London to Sydney flight route.

  • Which airline alliances offer flights from London to Sydney?

    SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between London and Sydney, with SkyTeam being the most commonly used for this route.

  • What is the most popular stopover when flying to Sydney from London?

    Hong Kong is the most popular stopover city among KAYAK users travelling from London to Sydney.

  • Which is the best airline for flights from London to Sydney, Singapore Airlines or Emirates?

    The two airlines most popular with KAYAK users for flights from London to Sydney are Singapore Airlines and Emirates. With an average price for the route of £1,183 and an overall rating of 8.2, Singapore Airlines is the most popular choice. Emirates is also a great choice for the route, with an average price of £1,012 and an overall rating of 8.1.

  • How does KAYAK find such low prices on flights from London to Sydney?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Sydney.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Sydney?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from London is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London to Sydney?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to London with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Sydney?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from London up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from London to Sydney

  • Looking for a cheap flight from London to Sydney? 25% of our users found flights on this route for £998 or less one-way and £1,100 or less round-trip.
  • If you’re heading into Sydney City from the airport, you can make the journey by train usually in under 15min. The train station is clearly signed and is connected to the north side of the terminal at the arrivals level. You can purchase an Opal Card from kiosks at the train station or from various convenience stores in Sydney Airport (SYD), or you can tap with your contactless Visa, Mastercard or AMEX. The trip should cost around A$ 18, but can be slightly higher if you purchase a single fare.
  • Those looking for a coffee and a meal after a long flight will find many options available at Sydney Kingsford Smith Airport. There is a wide selection of cafes, restaurants offering cuisines from around the world, bars and classic takeaway options.
  • If you want to pick up a few particular items at London Heathrow Airport (LHR) before you depart London City, you can book a personal shopping experience through Heathrow Boutique with an accredited stylist to find new favourite pieces to take home.
  • A number of airlines operate flights from London to Sydney. There are currently no direct flights from London to Sydney so your choice of airline might be dictated by where you want to stop over. British Airways flies to Sydney via Singapore while Qantas flights go via Dubai. Other popular airlines that fly this route are Cathay Pacific with a stop in Hong Kong and Emirates which also stops in Dubai. Singapore Airlines could be another option to consider with a stop in Singapore.
  • If you are flying from London Heathrow on Qantas First or Business class and need to do some work in the peace and quiet, consider going into the Qantas airport lounge in T3. If you are a top tier card holder in the Oneworld programme you can also use the lounge, but will have to pay an entrance fee if not flying on Qantas.
  • Can’t decide whether to book flights to Sydney from Heathrow, Gatwick or Stansted? With Emirates now flying from all these airports you can choose which airport you want to fly out of before booking. Stansted is 42 miles to the north east of London and the express train takes approximately 47 minutes from Liverpool Street Station in London. Gatwick is 30 minutes away from London on the Gatwick Express from Victoria Station and London Heathrow is 15 minutes from Paddington Station on the Heathrow Express.
  • For travellers who are looking for restaurants after their flight from London to Sydney, there are a number of food options in the airport. Beqaa, a Lebanese street food restaurant and the fast-food option, Subway, exist in the food court in international arrivals at T1 and there are various coffee shops such as Toby’s Estate and Gloria Jeans in T3, and burger bars – Chur Burger and Bistro 2020 in T2.
  • If you are travelling with babies and waiting in transit after your flight from London to Sydney, you will be happy to know there are parent rooms and baby change rooms throughout the international terminal both before and after customs. These rooms have nursing areas, changing tables and there is a microwave oven provided for the warming of food and milk.
  • When you find cheap flights from London to Sydney, you’ll see that flights normally leave at peak times, so you can expect lots of queues. To speed up your journey through the London airports, you can use the fast-track services in place. At London Heathrow Airport (LHR), this costs around £12.50, whilst at London Gatwick Airport (LGW) and London Stansted (STN), it’s about £5.
  • You can travel to the London airports easily before your flight. To get to Heathrow, it takes about 15min on the Heathrow Express from Paddington train station or about 45min on the Piccadilly Line from Covent Garden. To get to Stansted, it takes around 45min on the Stansted Express from Liverpool St. train station, whereas to get to Gatwick, the Gatwick Express from Victoria train station takes approximately 30min.
  • When you arrive at Sydney Airport (SYD), you can travel to nearby cities quickly by car. It takes only about 1 hour to get to Wollongong, roughly 1h 25min to travel to Kiama and about 1 hour to get to Gosford.

More options for your flight from London to Sydney

Complete your trip to Sydney with a hotel stay or car hire