What is the cheapest airline that flies from London to Australia?

China Eastern, Tianjin Airlines, and Hainan Airlines are the most popular carriers operating from London to Australia

How many flights depart from London to Australia on average per day?

The number of flights available between London and Australia is 4 per day as of December 2025. The most frequent departure time is 21:00, with 75% of daily flights leaving in the evening.

Which airline has the best punctuality record on London to Australia flights?

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 30% of their flights experiencing any sort of delay.

How many flights depart from London to Australia on average per week?

The number of flights available between London and Australia is 28 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

How often are flights from London to Australia delayed?

Historically, on average around 30% of flights between London and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

What is the most punctual flight time for London to Australia flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Which airlines fly to Australia?

Singapore Airlines, China Southern and Qatar Airways are the top three most popular airlines that fly to Australia from London according to our data. Singapore Airlines is the first choice among our users, with 30% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 17 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from London to Australia?

Prices for flights from London to Australia were last updated today.

How many operators does momondo search for flights from London to Australia?

As of December 2025, there are 17 operators available to choose from for flights from London to Australia.

How old do you have to be to fly from London to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$944 Cheap Flights from London to Australia in 2025/26

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

22:00 - 09:25

LHR

SYD

24h 25m1 stop

09:20 - 17:55

SYD

LHR

43h 35m2 stops

$1,535China Southern

Sun, 1 Mar - Thu, 26 Mar

17:00 - 10:00

LGW

SYD

30h 00m1 stop

14:00 - 05:35

SYD

LGW

26h 35m1 stop

$1,536Multiple Airlines

Mon, 2 Feb - Sat, 7 Feb

17:00 - 13:35

LGW

SYD

33h 35m1 stop

21:30 - 14:00

SYD

LGW

27h 30m1 stop

$1,539China Eastern

Wed, 14 Jan - Wed, 28 Jan

21:00 - 10:00

LHR

SYD

26h 00m1 stop

21:30 - 17:30

SYD

LHR

31h 00m1 stop

$1,539China Eastern

Sun, 1 Feb - Mon, 16 Feb

14:55 - 22:05

STN

SYD

22h 10m1 stop

20:10 - 12:55

SYD

STN

25h 45m1 stop

$1,598Emirates

Tue, 19 May - Thu, 11 Jun

14:05 - 23:20

STN

MEL

22h 15m1 stop

22:30 - 12:05

MEL

STN

24h 35m1 stop

$1,605Emirates

Tue, 10 Mar - Wed, 25 Mar

17:45 - 11:15

STN

MEL

32h 30m2 stops

17:10 - 16:50

MEL

STN

32h 40m2 stops

$1,606Turkish Airlines

Thu, 23 Apr - Wed, 20 May

20:15 - 06:55

LHR

PER

26h 40m1 stop

00:25 - 17:20

PER

LHR

24h 55m1 stop

$1,792Cathay Pacific

Wed, 4 Mar - Tue, 24 Mar

17:50 - 06:55

LHR

PER

29h 05m1 stop

00:25 - 20:10

PER

LHR

27h 45m1 stop

$1,798Cathay Pacific

Wed, 14 Jan - Tue, 3 Mar

10:50 - 01:10

STN

PER

31h 20m2 stops

09:20 - 09:55

PER

STN

31h 35m2 stops

$1,802Turkish Airlines

Fri, 8 May - Sat, 23 May

China Eastern flights from London to Australia

Our best China Eastern deals on London to Australia flight tickets

China Eastern

14 Jan

LGW17:00London Gatwick

33h 35m

1 stop

SYD13:35Sydney Kingsford Smith

28 Jan

SYD21:30Sydney Kingsford Smith

27h 30m

1 stop

LGW14:00London Gatwick

$1,539

Find similar

China Eastern

1 Feb

LHR21:00London Heathrow

26h 00m

1 stop

SYD10:00Sydney Kingsford Smith

8 Feb

SYD21:30Sydney Kingsford Smith

31h 00m

1 stop

LHR17:30London Heathrow

$1,541

Find similar

China Eastern

3 Feb

LGW10:30London Gatwick

33h 00m

1 stop

SYD06:30Sydney Kingsford Smith

19 Feb

SYD12:00Sydney Kingsford Smith

29h 30m

1 stop

LGW06:30London Gatwick

$1,542

Find similar

China Southern flights from London to Australia

Our best China Southern deals on London to Australia flight tickets

China Southern

1 Mar

LHR22:00London Heathrow

24h 25m

1 stop

SYD09:25Sydney Kingsford Smith

26 Mar

SYD09:20Sydney Kingsford Smith

43h 35m

2 stops

LHR17:55London Heathrow

$1,535

Find similar

China Southern

17 Apr

LHR21:00London Heathrow

48h 25m

2 stops

SYD06:25Sydney Kingsford Smith

8 May

SYD21:45Sydney Kingsford Smith

29h 20m

2 stops

LHR18:05London Heathrow

$1,536

Find similar

China Southern

16 Feb

LHR22:00London Heathrow

28h 35m

1 stop

SYD13:35Sydney Kingsford Smith

2 Mar

SYD08:10Sydney Kingsford Smith

45h 25m

1 stop

LHR18:35London Heathrow

$1,538

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 1/3

22:00-09:25

1 stop24h 25m

Sydney Kingsford Smith

Thu 26/3

09:20-17:55

2 stops43h 35m

$1,535

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Mon 2/2

17:00-10:00

1 stop30h 00m

Sydney Kingsford Smith

Sat 7/2

14:00-05:35

1 stop26h 35m

$1,536

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Wed 14/1

17:00-13:35

1 stop33h 35m

Sydney Kingsford Smith

Wed 28/1

21:30-14:00

1 stop27h 30m

$1,539

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 1/2

21:00-10:00

1 stop26h 00m

Sydney Kingsford Smith

Mon 16/2

21:30-17:30

1 stop31h 00m

$1,539

LondonSydney

STN - SYD

STNSYD

London Stansted

Tue 19/5

14:55-22:05

1 stop22h 10m

Sydney Kingsford Smith

Thu 11/6

20:10-12:55

1 stop25h 45m

$1,598

LondonMelbourne

STN - MEL

STNMEL

London Stansted

Tue 10/3

14:05-23:20

1 stop22h 15m

Melbourne

Wed 25/3

22:30-12:05

1 stop24h 35m

$1,605

LondonMelbourne

STN - MEL

STNMEL

London Stansted

Thu 23/4

17:45-11:15

2 stops32h 30m

Melbourne

Wed 20/5

17:10-16:50

2 stops32h 40m

$1,606

LondonPerth

LHR - PER

LHRPER

London Heathrow

Wed 4/3

20:15-06:55

1 stop26h 40m

Perth

Tue 24/3

00:25-17:20

1 stop24h 55m

$1,792

LondonPerth

LHR - PER

LHRPER

London Heathrow

Wed 14/1

17:50-06:55

1 stop29h 05m

Perth

Tue 3/3

00:25-20:10

1 stop27h 45m

$1,798

LondonPerth

STN - PER

STNPER

London Stansted

Fri 8/5

10:50-01:10

2 stops31h 20m

Perth

Sat 23/5

09:20-09:55

2 stops31h 35m

$1,802

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How to get the cheapest flight ticket from London to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Australia?

In general, May is the cheapest month to fly from London to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,559. If you don’t want to visit Australia in May, then you should wait until June to fly from London, when ticket prices are also cheap, with an average price of $1,677.

What is the cheapest day to depart on your flight to Australia?

On average, the least expensive day to fly to Australia from London is on a Thursday. momondo users have found tickets for Thursday departures for as low as $2,135. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London to Australia on a Saturday will generally be more expensive and average around $3,015. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Australia?

According to our data, the cheapest time of day to fly to Australia is in the afternoon. momondo users have found flights departing from London to Australia in the afternoon for as low as $1,994. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the evening, with an average ticket price of $2,476. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Australia flight route?

Fly from London Heathrow to Sydney Kingsford Smith for the best London - Australia flight prices

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,981 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from London for as low as $1,639 on momondo.

What cabin class options are available on London to Australia flights?

There are 3 cabin classes available to choose from on London to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Australia flights?

You could potentially save up to 7% on your flight if you consider stops on a London to Australia flight.

Cheap London to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Australia

Best price found	$1,320
Fastest flight time	16h 40m
Direct flights	Every day
Airports in Australia	266 airports

The best one-way flight to Australia from London in the past 72 hours is $1,320. The best return flight deal from London to Australia found on momondo in the last 72 hours is $2,024.

The fastest flight from London to Australia takes 16h 40m

Direct flights go from London to Australia every day.

There are 266 airports in Australia. From London there are direct flights to Perth (PER).

Search flight deals

When did momondo last update prices for flights from London to Australia?
Prices for flights from London to Australia were last updated today.
How many operators does momondo search for flights from London to Australia?
As of December 2025, there are 17 operators available to choose from for flights from London to Australia.
How old do you have to be to fly from London to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London to Australia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Australia is Boeing 787-9 Dreamliner (81.62% of total bookings). The next most popular plane models are Airbus A380-800 (15.78%), Boeing 777-300ER (2.38%), and Airbus A380 (0.22%).

Best airlines flying from London to Australia

Compare and see reviews for airlines that fly from London to Australia with momondo

Airline	Rating	Free cancellation	Price
China Southern	PriceFrom $835	Free cancellation	Rating 7.5 123 reviews	Search China Southern flights
Air China	PriceFrom $1,041	Free cancellation	Rating 7.2 132 reviews	Search Air China flights
China Eastern	PriceFrom $1,068	Free cancellation	Rating 7.2 181 reviews	Search China Eastern flights
British Airways	PriceFrom $1,083	Free cancellation	Rating 6.7 7,612 reviews	Search British Airways flights
Malaysia Airlines	PriceFrom $1,297	Free cancellation	Rating 7.3 286 reviews	Search Malaysia Airlines flights
Royal Brunei Airlines	PriceFrom $1,357	Free cancellation	Rating 0.0 0 reviews	Search Royal Brunei Airlines flights
Singapore Airlines	PriceFrom $1,391	Free cancellation	Rating 8.1 1,419 reviews	Search Singapore Airlines flights
Emirates	PriceFrom $1,427	Free cancellation	Rating 8.1 3,443 reviews	Search Emirates flights
United Airlines	PriceFrom $1,434	Free cancellation	Rating 7.4 9,115 reviews	Search United Airlines flights
Air India	PriceFrom $1,471	Free cancellation	Rating 5.5 2,957 reviews	Search Air India flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Australia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Australia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Australia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Australia from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Australia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Australia.

I’m not ready to book a flight from London to Australia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Australia, momondo offers a useful price alert feature which will track prices for flights to Australia from London and alert you when they change.

An easier way to manage your Australia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Popular Cities in Australia

Look for other cheap flights to Sydney

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Look for other cheap flights to Brisbanefrom $118

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Look for other cheap flights to Canberrafrom $184

Look for other cheap flights to Darwinfrom $310

Look for other cheap flights to Maroochydorefrom $118

Look for other cheap flights to Launcestonfrom $99

Cheap flights from London to Australia from $944

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Australia departing on 31/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Find the cheapest flights from London to Australia

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China Eastern flights from London to Australia

Our best China Eastern deals on London to Australia flight tickets

China Southern flights from London to Australia

Our best China Southern deals on London to Australia flight tickets

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How to get the cheapest flight ticket from London to Australia

What is the cheapest month to fly to Australia?

What is the cheapest day to depart on your flight to Australia?

What is the cheapest time of day to depart on your flight to Australia?

What is the cheapest London to Australia flight route?

Fly from London Heathrow to Sydney Kingsford Smith for the best London - Australia flight prices

How far in advance should I book a flight to Australia?

What cabin class options are available on London to Australia flights?

There are 3 cabin classes available to choose from on London to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Australia flights?

You could potentially save up to 7% on your flight if you consider stops on a London to Australia flight.

What is the cheapest airline that flies from London to Australia?

China Eastern, Tianjin Airlines, and Hainan Airlines are the most popular carriers operating from London to Australia

Which airlines fly to Australia?

How often are flights from London to Australia delayed?

Historically, on average around 30% of flights between London and Australia have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

What is the most punctual flight time for London to Australia flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Australia flights?

According to our data, Qantas Airways have had the fewest delays on this route over the last 12 months, with about 30% of their flights experiencing any sort of delay.

How many flights depart from London to Australia on average per day?

The number of flights available between London and Australia is 4 per day as of December 2025. The most frequent departure time is 21:00, with 75% of daily flights leaving in the evening.

How many flights depart from London to Australia on average per week?

The number of flights available between London and Australia is 28 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Cheap London to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Australia

Best price found

Fastest flight time

Direct flights

Airports in Australia

When did momondo last update prices for flights from London to Australia?

How many operators does momondo search for flights from London to Australia?

How old do you have to be to fly from London to Australia?

What documentation or ID do you need to fly to Australia?

What is the most popular plane model from London to Australia?

Best airlines flying from London to Australia

Compare and see reviews for airlines that fly from London to Australia with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Australia?

Can I find flights from London to Australia with flexible booking policies on momondo?

How can momondo help me find flights from London to Australia?

I’m not ready to book a flight from London to Australia right now. Can momondo alert me if prices change?

An easier way to manage your Australia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo