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LHR - SYD

C$ 740 Find cheap flights from London to Sydney

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to Sydney departing on 27/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 30/5
Thu 6/6

Search hundreds of travel sites at once for deals on flights to Sydney

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Sydney, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Sydney, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,983,279 times on KAYAK, and here is why:

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Cheap flight deals from London to Sydney (LHR-SYD)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from London to Sydney that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
5:10 p.m. - 7:15 a.m.LHR-SYD
28h 05m2 stops
3:15 p.m. - 8:05 a.m.SYD-LHR
27h 50m2 stops
C$ 1,173SWISS
Find Deal
Tue, 22 Oct - Fri, 1 Nov
8:05 p.m. - 7:25 a.m.LHR-SYD
49h 20m2 stops
3:15 p.m. - 1:00 p.m.SYD-LHR
32h 45m2 stops
C$ 1,174SWISS
Find Deal
Sat, 26 Oct - Sat, 2 Nov
6:40 p.m. - 7:25 a.m.LHR-SYD
26h 45m2 stops
3:15 p.m. - 8:45 a.m.SYD-LHR
28h 30m2 stops
C$ 1,207
Find Deal
Sat, 26 Oct - Thu, 7 Nov
9:20 p.m. - 9:00 a.m.LHR-SYD
26h 40m1 stop
11:00 a.m. - 6:40 p.m.SYD-LHR
40h 40m1 stop
C$ 1,213China Eastern
Find Deal
Mon, 10 Jun - Wed, 26 Jun
9:20 p.m. - 9:00 a.m.LHR-SYD
26h 40m1 stop
11:00 a.m. - 6:40 p.m.SYD-LHR
40h 40m1 stop
C$ 1,218China Eastern
Find Deal
Mon, 10 Jun - Wed, 26 Jun
6:40 p.m. - 7:15 a.m.LHR-SYD
26h 35m2 stops
3:50 p.m. - 8:05 a.m.SYD-LHR
27h 15m2 stops
C$ 1,223
Find Deal
Tue, 22 Oct - Mon, 28 Oct
9:10 p.m. - 11:45 a.m.LHR-SYD
28h 35m1 stop
10:10 p.m. - 7:00 p.m.SYD-LHR
31h 50m1 stop
C$ 1,386China Airlines
Find Deal
Sat, 19 Oct - Thu, 31 Oct
8:55 p.m. - 11:45 a.m.LHR-SYD
28h 50m1 stop
10:10 p.m. - 4:55 p.m.SYD-LHR
29h 45m1 stop
C$ 1,390China Airlines
Find Deal
Tue, 15 Oct - Sun, 3 Nov
5:30 p.m. - 6:15 a.m.LHR-SYD
27h 45m2 stops
2:05 p.m. - 8:40 a.m.SYD-LHR
27h 35m2 stops
C$ 1,421Lufthansa
Find Deal
Wed, 25 Sep - Thu, 3 Oct
5:30 p.m. - 6:15 a.m.LHR-SYD
27h 45m2 stops
2:05 p.m. - 8:40 a.m.SYD-LHR
27h 35m2 stops
C$ 1,426Lufthansa
Find Deal
Sun, 8 Sep - Thu, 3 Oct

Flights from London to Sydney - Travel Insights & Trends

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.

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

The average price of all flights from London Heathrow Airport to Sydney clicked on KAYAK for each day over the last 12 months.
If you are looking for a flight deal from London to Sydney, look for departures on Mondays and avoid leaving on a Wednesday, as it's usually the priciest day. When flying back from Sydney, Wednesday is the cheapest day to fly and Monday is the most expensive.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London Heathrow Airport to Sydney, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London Heathrow Airport to Sydney is May, where tickets cost C$ 1,603 on average. On the other hand, the most expensive months are July and December, where the average cost of tickets is C$ 2,452 and C$ 2,451 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London Heathrow Airport to Sydney, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London Heathrow Airport to Sydney, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 50 days before departure.

Which airlines provide the cheapest flights from London to Sydney?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the best return deals on flights connecting London to Sydney were found on SWISS (C$ 1,173) and China Eastern (C$ 1,213). Air India proposed the cheapest one-way flight at C$ 740.

Good to know

Low season

June

High season

December

Cheapest flight

C$ 740
Best time to beat the crowds (13% less expensive on average)
Most popular time to fly (19% more expensive on average)
Flight from London 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 round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London to Sydney flights

  • Are there direct flights between London Heathrow Airport and Sydney Airport?

    Unfortunately, there are no direct flights between London and Sydney; however, there are multiple efficient options you can take that require a transfer during the journey. Depending on which airline you fly with, you will make a transfer usually at their airport hub. For instance, a flight with Emirates would require one change at Dubai International Airport before you continue your onwards journey.

  • How can I save time at Heathrow airport?

    Heathrow Airport is a busy airport and it can take some time to get through the security and baggage checks. One way to speed this up is to pre-book with Fast Track Security. Available at all terminals at Heathrow, it costs about £12.50 and needs to be booked 24h in advance. It can save you considerable time, especially if you are in a rush.

  • Can I stay in an LHR airport hotel the night before my flight?

    Should you not want to be in a rush the day of your flight, one great option is to stay at an airport hotel. Heathrow has many hotels catering for various terminals. So, if for example you’re leaving from Terminal 2 with Singapore Airlines to Sydney, you could opt for Aerotel London Heathrow, which is only a few minutes away from the terminal building.

  • What are the best ways to get from Sydney Airport to the centre of the city?

    It’s easy to get from Sydney Airport to Sydney city centre. Upon arrival you have two train options, you can jump on the T8 South Line train, which takes approximately 13min and leaves every 10min or so. This can be found at the northern end of the arrivals hall or hop on the AirLink and be in Sydney in about 15min. The train also connects the terminals at Sydney Airport, so you can board wherever you land. Tickets cost around A$ 20 and you can use an Opal top-up card, purchasable at the station, or your credit card to pay the fare. Alternatively, you can get either the number 400 or 420 bus, which leave regularly from outside the terminals. Of course, you could get a taxi, but these can be quite expensive.

  • What kind of lounges can I enjoy at Heathrow Airport?

    There are various open-access lounges at Heathrow Airport where you can wait for your flight in style. The House Lounge is located in Terminal 4, where you also find the Plaza Premium Lounge. In Terminal 3, you find the No1 Lounges.

  • Can I smoke at Heathrow Airport?

    Heathrow Airport is a smoke-free airport, but there are some designated smoking areas outside the terminal buildings. The smoke ban includes e-cigarettes. Passengers should note that smoking beyond the security point is not possible anywhere.

  • Is there a hotel at Heathrow Airport?

    If you have booked an early flight and want to remain close to the airport, you can stay in a range of airport hotels close to the terminal buildings. Hotels include the Holiday Inn Heathrow Airport, DoubleTree by Hilton, and the Mercure London Heathrow, to name some.

  • Are there internationally compatible charging stations at Heathrow Airport?

    Throughout Heathrow Airport, you find charging stations for phones and laptops. They are compatible with UK and European plug outlets, but also have a USB port for international devices.

  • What is the cheapest flight from London Heathrow Airport to Sydney?

    In the last 3 days, the lowest price for a flight from London Heathrow Airport to Sydney was C$ 542 for a one-way ticket and C$ 859 for a round-trip.

  • 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?

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

  • 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 travellers 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 round-trip 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.

See more FAQs

Top tips for finding a cheap flight from London to Sydney

  • Travellers who are prepared to pay a little more can enjoy a direct flight connection from London Heathrow International Airport (LHR) to Sydney Kingsford Smith International Airport (SYD). British Airways and Qantas Airways are among the airlines that offer direct flights between the two big cities.
  • London Heathrow has a lot in store for families waiting for their flight from London to Sydney. There are various stay & play areas dotted around the terminals, and a range of eateries located at Heathrow have free meal deals for children. Children also travel for free on the Heathrow Express, operating between the city centre and the airport.
  • If you have some pound notes left and want to change them into Australian dollars, you can do so conveniently and for a good rate at the currency exchange offices in each terminal at Heathrow Airport. You have a choice between Travelex, Western Union, and Xpress Money Services, which all offer competitive conversions.
  • In the public food court at Sydney Airport, you find a range of eateries that are open until 22:00, so you can enjoy quick snack upon arrival. The restaurants that are open late include Hungry Jack’s if you fancy burgers, Mad Mex, and Beqaa that serves Lebanese food.
  • If you need to go to London Heathrow and don’t want to worry about parking, simply hop on the Piccadilly underground line, which serves the Heathrow terminals. It is cheaper than the Heathrow Express, costing approximately £ 6 (A$ 12) for a single one-way ticket and taking about 45–60min from Central London, as opposed to the £ 22 (A$ 42) and 15min journey for the Heathrow Express.
  • Do you not fancy plane meals for your flight from London to Sydney? At Heathrow Airport, you can have your in-flight picnic assembled to enjoy a scrumptious treat during your flight. A variety of restaurants participate and you can put together your preferred foods.
  • It’s easy to travel to London Heathrow Airport (LHR) for your departure. From the city centre, you can get the Piccadilly Line or Heathrow Express. Or if travelling by car, you can exit the M25 via junction 14 or 15.
  • If you live in the south of the UK, you may find it easier to depart from London Gatwick Airport (LGW), which also has flights to Sydney Airport. These tend to be a similar flight duration and cost, so it could be more convenient for you.
  • With Sydney Airport (SYD) being only about a 30min drive from Campbelltown and around a 1h drive from Wollongong, it is a great airport if you want to continue your journey to other destinations in New South Wales, Australia.
  • Before your flight, why not relax at one of the luxury lounges that Heathrow Airport offers. No matter which airline you are flying with, you can choose from a range of lounges, such as Aspire lounge, which offers shower facilities, complimentary drinks and Wi-Fi for around £25 per person.
  • If you need wheelchair assistance at London Heathrow Airport, then call the Assistance Host Area in the terminal you are leaving from 48h prior to your flight. Once you have arrived at the airport, you will locate the host areas in the check-in zones of each terminal, where you’ll receive assistance all the way through to boarding.
See more tips

Book cheap flights from London to Sydney

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Sydney found on KAYAK in the last 72 hours.
27/8Tue
1 stopAir India
32h 55mLHR-SYD
C$ 740
18/5Sat
1 stopTianjin Airlines
31h 40mLHR-SYD
C$ 759
31/8Sat
1 stopAir India
36h 25mLHR-SYD
C$ 774
9/5Thu
1 stopEtihad Airways
42h 20mLHR-SYD
C$ 889
14/5Tue
1 stopQatar Airways
23h 10mLHR-SYD
C$ 892
20/6Thu
1 stopEtihad Airways
35h 20mLHR-SYD
C$ 893
24/9Tue
1 stopChina Airlines
28h 50mLHR-SYD
C$ 918
27/9Fri
1 stopChina Airlines
29h 50mLHR-SYD
C$ 920
1/10Tue
2 stopsSWISS
26h 35mLHR-SYD
C$ 961
10/6Mon
2 stopsSWISS
26h 35mLHR-SYD
C$ 1,030

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Last minute flights from London to Sydney

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Sydney that are departing in the next 10 days.
3/5Fri
multi-stopChina Airlines
29h 50mLHR-SYD
9/5Thu
multi-stopChina Airlines
27h 20mSYD-LHR
C$ 1,386
1/5Wed
multi-stopChina Airlines
27h 45mLHR-SYD
27/5Mon
multi-stopChina Airlines
27h 20mSYD-LHR
C$ 1,391
2/5Thu
multi-stopEtihad Airways
35h 15mLHR-SYD
9/5Thu
multi-stopEtihad Airways
25h 10mSYD-LHR
C$ 1,531
5/5Sun
multi-stopEtihad Airways
23h 40mLHR-SYD
11/5Sat
multi-stopEtihad Airways
43h 10mSYD-LHR
C$ 1,565
3/5Fri
multi-stop
29h 50mLHR-SYD
29/5Wed
multi-stop
45h 25mSYD-LHR
C$ 1,599
1/5Wed
multi-stop
35h 40mLHR-SYD
5/6Wed
multi-stop
39h 40mSYD-LHR
C$ 1,604
4/5Sat
multi-stopVietnam Airlines
34h 15mLHR-SYD
11/5Sat
multi-stopVietnam Airlines
63h 50mSYD-LHR
C$ 1,613
3/5Fri
multi-stopChina Eastern
30h 15mLHR-SYD
14/5Tue
multi-stopChina Eastern
40h 40mSYD-LHR
C$ 1,645
3/5Fri
multi-stopChina Eastern
30h 15mLHR-SYD
18/5Sat
multi-stopChina Eastern
40h 40mSYD-LHR
C$ 1,757
4/5Sat
multi-stopVietnam Airlines
34h 15mLHR-SYD
28/5Tue
multi-stopVietnam Airlines
39h 20mSYD-LHR
C$ 1,820

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London - Sydney Flights

Departure:

London (LHR)United Kingdom

Destination:

Sydney (SYD)Australia

Return flight deals:

Sydney - London

Cabin classes:

C$ 2,751

Browse origins:

  • Flights » 
  • London Heathrow Airport

Browse destinations:

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  • Worldwide » 
  • Sydney