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 19/2. 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.
Round-trip
1 adult
Economy
0 bags
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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
...and more
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
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Cheap Flight Deals from Heathrow to Kingsford Smith (LHR-SYD)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Heathrow to Kingsford Smith 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.
Round-trip
One-way
Last minute
Recent round-trip flight deals from London to Sydney
Recommended round-trip deals departing in the coming months from the most popular airlines that fly from London to Sydney.
Discover the best prices and deals for you by selecting your travel dates.
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.
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What’s the cheapest day of the week to fly from London to Sydney?
The average price of all round-trip flights from London Heathrow Airport to Sydney clicked on KAYAK for each day over the last 12 months.
When flying from London to Sydney, you should consider leaving on a Monday and avoid Wednesdays if you are looking for the best rates. For your return to London, you’ll find the best rates on Wednesdays and the most expensive ones on Mondays.
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 round-trip 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 March, where tickets cost C$ 1,426 (return) on average. On the other hand, the most expensive months are December and July, where the average cost of round-trip tickets is C$ 2,539 and C$ 2,493 respectively.
How far in advance should I book a flight from London Heathrow Airport to Sydney?
To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip 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 week.
To get a below average price on the flight from London Heathrow Airport to Sydney, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 24 weeks before departure.
Which airlines provide the cheapest flights from London to Sydney?
The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the past 3 days, the cheapest round-trip tickets from London to Sydney were found on China Eastern (C$ 1,314) and Vietnam Airlines (C$ 1,414).
Which cabin class options are there for flights between London Heathrow Airport and Sydney?
The average price of round-trip flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 2 cabin class options for the route. These are Business and Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.
Good to know
Low season
June
High season
December
Cheapest flight
C$ 881
Best time to beat the crowds (8% less expensive on average)
Most popular time to fly (31% 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$ 614 for a one-way ticket and C$ 916 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, SkyTeam, and oneworld 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
KAYAK’s top tips for finding a cheap flight from London Heathrow Airport 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
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locations
Coogee
Bondi Beach
Manly
Katoomba
Wollongong
Leura
Parramatta
Cronulla
Lithgow
Randwick
Penrith
Terrigal
Everything you need to know for your flight from London to Sydney
Information on your arrival and departure airports
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.
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