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 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 25% 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 January 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

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 27% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 18 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

Friday 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 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 January 2026. The most frequent departure time is 21:00, with 75% of daily flights leaving in the evening.

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

Singapore Airlines, China Southern, and China Eastern are the most popular carriers operating from London to Australia

How often are flights from London to Australia delayed?

Historically, on average around 25% 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 124 minutes.

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 January 2026, there are 18 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.

$756 Cheap Flights from London to Australia in 2026

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Find the cheapest flights from London to Australia

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

21:20 - 12:40

LHR

MEL

30h 20m

1 stop

12:00 - 18:40

MEL

LHR

39h 40m

3 stops

$1,402China Eastern

Tue, 9 Jun - Thu, 18 Jun

21:00 - 13:35

LHR

SYD

29h 35m

1 stop

21:30 - 17:30

SYD

LHR

31h 00m

1 stop

$1,402China Eastern

Tue, 3 Mar - Wed, 18 Mar

17:15 - 21:30

LHR

MEL

41h 15m

2 stops

11:25 - 18:35

MEL

LHR

42h 10m

1 stop

$1,404China Southern

Wed, 4 Mar - Mon, 16 Mar

21:50 - 18:50

LHR

SYD

58h 00m

2 stops

21:00 - 17:35

SYD

LHR

31h 35m

2 stops

$1,404Multiple Airlines

Mon, 23 Feb - Thu, 12 Mar

21:00 - 12:35

LHR

SYD

30h 35m

2 stops

10:05 - 16:15

SYD

LHR

39h 10m

2 stops

$1,406China Southern

Sat, 11 Apr - Sat, 25 Apr

09:00 - 17:10

LGW

SYD

23h 10m

1 stop

20:45 - 13:25

SYD

LGW

25h 40m

1 stop

$1,409Qatar Airways

Sat, 30 May - Sat, 6 Jun

13:15 - 17:55

LHR

MEL

43h 40m

1 stop

19:35 - 11:30

MEL

LHR

24h 55m

1 stop

$1,413Air India

Sat, 16 May - Fri, 12 Jun

09:45 - 18:25

LHR

SYD

23h 40m

1 stop

20:00 - 11:30

SYD

LHR

24h 30m

1 stop

$1,414Air India

Fri, 1 May - Fri, 22 May

22:05 - 06:55

LHR

PER

24h 50m

1 stop

08:30 - 06:30

PER

LHR

30h 00m

1 stop

$1,619Cathay Pacific

Mon, 9 Mar - Mon, 16 Mar

22:05 - 06:55

LHR

PER

24h 50m

1 stop

08:30 - 05:25

PER

LHR

28h 55m

1 stop

$1,620Cathay Pacific

Wed, 4 Mar - Sun, 15 Mar

China Eastern flights from London to Australia

Our best China Eastern deals on London to Australia flight tickets

China Eastern

3 Mar

LHR21:00London Heathrow

29h 35m

1 stop

SYD13:35Sydney Kingsford Smith

18 Mar

SYD21:30Sydney Kingsford Smith

31h 00m

1 stop

LHR17:30London Heathrow

$1,402

China Eastern

31 Jan

LGW10:30London Gatwick

37h 30m

3 stops

MEL11:00Melbourne

7 Feb

MEL14:00Melbourne

27h 30m

1 stop

LGW06:30London Gatwick

$1,404

China Eastern

3 June

LHR21:20London Heathrow

30h 15m

1 stop

SYD12:35Sydney Kingsford Smith

14 June

SYD20:30Sydney Kingsford Smith

31h 10m

1 stop

LHR18:40London Heathrow

$1,407

Qatar Airways flights from London to Australia

Our best Qatar Airways deals on London to Australia flight tickets

Qatar Airways

30 May

LGW09:00London Gatwick

23h 10m

1 stop

SYD17:10Sydney Kingsford Smith

6 June

SYD20:45Sydney Kingsford Smith

25h 40m

1 stop

LGW13:25London Gatwick

$1,409

Qatar Airways

3 Mar

LGW08:40London Gatwick

22h 10m

1 stop

MEL17:50Melbourne

18 Mar

MEL16:10Melbourne

24h 45m

1 stop

LGW05:55London Gatwick

$1,457

Qatar Airways

3 Mar

LGW08:40London Gatwick

22h 10m

1 stop

MEL17:50Melbourne

30 Mar

MEL23:45Melbourne

23h 40m

1 stop

LGW13:25London Gatwick

$1,481

Fly from

Fly to

Route

Depart

Return

Price

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Tue 9/6

21:20-12:40

1 stop30h 20m

Melbourne

Thu 18/6

12:00-18:40

3 stops39h 40m

$1,402

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 3/3

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Wed 18/3

21:30-17:30

1 stop31h 00m

$1,402

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Wed 4/3

17:15-21:30

2 stops41h 15m

Melbourne

Mon 16/3

11:25-18:35

1 stop42h 10m

$1,404

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 23/2

21:50-18:50

2 stops58h 00m

Sydney Kingsford Smith

Thu 12/3

21:00-17:35

2 stops31h 35m

$1,404

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 11/4

21:00-12:35

2 stops30h 35m

Sydney Kingsford Smith

Sat 25/4

10:05-16:15

2 stops39h 10m

$1,406

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Sat 30/5

09:00-17:10

1 stop23h 10m

Sydney Kingsford Smith

Sat 6/6

20:45-13:25

1 stop25h 40m

$1,409

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 16/5

13:15-17:55

1 stop43h 40m

Melbourne

Fri 12/6

19:35-11:30

1 stop24h 55m

$1,413

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 1/5

09:45-18:25

1 stop23h 40m

Sydney Kingsford Smith

Fri 22/5

20:00-11:30

1 stop24h 30m

$1,414

LondonPerth

LHR - PER

LHRPER

London Heathrow

Mon 9/3

22:05-06:55

1 stop24h 50m

Perth

Mon 16/3

08:30-06:30

1 stop30h 00m

$1,619

LondonPerth

LHR - PER

LHRPER

London Heathrow

Wed 4/3

22:05-06:55

1 stop24h 50m

Perth

Sun 15/3

08:30-05:25

1 stop28h 55m

$1,620

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 $1,477. 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 $1,575.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $2,123. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London to Australia on a Thursday will generally be more expensive and average around $3,167. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 $1,883 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 $1,656 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 11% 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	$1,872
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 $1,872. The best return flight deal from London to Australia found on momondo in the last 72 hours is $1,739.

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 January 2026, there are 18 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 (72.61% of total bookings). The next most popular plane models are Airbus A380-800 (26.47%), Boeing 777-300ER (0.83%), and Airbus A380 (0.09%).

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 $791	Free cancellation	Rating 7.3 136 reviews	Search China Southern flights
Air China	PriceFrom $987	Free cancellation	Rating 7.2 138 reviews	Search Air China flights
China Eastern	PriceFrom $1,013	Free cancellation	Rating 7.2 192 reviews	Search China Eastern flights
British Airways	PriceFrom $1,027	Free cancellation	Rating 6.7 7,705 reviews	Search British Airways flights
Malaysia Airlines	PriceFrom $1,230	Free cancellation	Rating 7.3 290 reviews	Search Malaysia Airlines flights
Royal Brunei Airlines	PriceFrom $1,287	Free cancellation	Rating 0.0 0 reviews	Search Royal Brunei Airlines flights
Singapore Airlines	PriceFrom $1,319	Free cancellation	Rating 8.2 1,440 reviews	Search Singapore Airlines flights
Air India	PriceFrom $1,352	Free cancellation	Rating 5.5 2,978 reviews	Search Air India flights
Emirates	PriceFrom $1,354	Free cancellation	Rating 8.1 3,490 reviews	Search Emirates flights
Turkish Airlines	PriceFrom $1,432	Free cancellation	Rating 7.3 4,207 reviews	Search Turkish Airlines 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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Find better results for your trip to Australia

Popular Cities in Australia

Look for other cheap flights to Sydney

Look for other cheap flights to Melbourne

Look for other cheap flights to Brisbanefrom $125

Look for other cheap flights to Perthfrom $340

Look for other cheap flights to Adelaide

Look for other cheap flights to Coolangattafrom $119

Look for other cheap flights to Cairnsfrom $155

Look for other cheap flights to Hobartfrom $149

Look for other cheap flights to Canberrafrom $183

Look for other cheap flights to Darwinfrom $318

Look for other cheap flights to Maroochydorefrom $122

Look for other cheap flights to Launcestonfrom $105

Cheap flights from London to Australia from $756

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 24/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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China Eastern flights from London to Australia

Our best China Eastern deals on London to Australia flight tickets

Qatar Airways flights from London to Australia

Our best Qatar Airways deals on London to Australia flight tickets

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Use the filters below to find and compare flights from London to Australia that are best for you.

See travel insights to Australia from

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 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 11% on your flight if you consider stops on a London to Australia flight.

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

Singapore Airlines, China Southern, and China Eastern 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 25% 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 124 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?

Friday 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 25% 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 January 2026. 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 January 2026. 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