What is the cheapest airline that flies from London to Sydney Kingsford Smith?

China Eastern, China Southern, and Air China are the most popular carriers operating from London to Sydney Kingsford Smith

What airlines fly to Sydney?

Etihad Airways, China Southern and British Airways are the top three most popular airlines that fly to Sydney from London according to our data. Etihad Airways is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 11 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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

As of September 2025, 21 flights take off from London and land in Sydney each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Which layover airport has the shortest connection time from London to Sydney?

Dubai (DXB) has the shortest average layover time for this route: 1h 17m.

Which airport is the most popular layover for flights between London and Sydney?

Dubai (DXB) was the most common stop: 19% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from London to Sydney?

Flights via Beijing (PEK) offer the lowest average round-trip price of $775.

Which layover airport has the shortest travel time from London to Sydney?

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 21h 47m.

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

The number of flights available between London and Sydney is 3 per day as of September 2025. The most frequent departure time is 9:00PM, with 100% of daily flights leaving in the evening.

When did momondo last update prices for flights from London to Sydney Kingsford Smith Airport?

Prices for flights from London to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from London to Sydney Kingsford Smith Airport?

There are 11 operators available for flights from London to Sydney Kingsford Smith Airport as of September 2025.

How old do you have to be to fly from London to Sydney Kingsford Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$576 Cheap Flights from London to Sydney in 2025/26

Q: What is the typical price of a round-trip flight between London and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $1,030 to $1,312. The lowest price recently found on this route was $942.

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Find the cheapest flights from London to Sydney

Round-trip

One-way

Last minute

Cheap round-trip flights

10:00 pm - 8:20 pmLHR-SYD

35h 20m1 stop

10:00 pm - 6:35 pmSYD-LHR

31h 35m1 stop

$942China Southern

Find Deal

Tue, Nov 4 - Wed, Nov 19

10:00 pm - 8:20 pmLHR-SYD

35h 20m1 stop

11:25 am - 6:35 pmSYD-LHR

42h 10m1 stop

$946China Southern

Find Deal

Mon, Nov 3 - Wed, Nov 19

10:10 pm - 9:25 amLHR-SYD

25h 15m1 stop

11:25 am - 6:35 pmSYD-LHR

42h 10m1 stop

$948China Southern

Find Deal

Mon, Oct 20 - Tue, Nov 4

5:40 pm - 3:30 pmLHR-SYD

34h 50m1 stop

8:40 pm - 3:55 pmSYD-LHR

30h 15m1 stop

$951Air China

Find Deal

Wed, Jan 14 - Wed, Feb 18

5:00 pm - 1:35 pmLGW-SYD

33h 35m1 stop

2:30 pm - 9:10 amSYD-LGW

29h 40m2 stops

$956Multiple Airlines

Find Deal

Fri, Nov 7 - Sat, Nov 22

9:00 pm - 10:00 amLHR-SYD

26h 00m1 stop

1:30 pm - 5:30 pmSYD-LHR

39h 00m2 stops

$961China Eastern

Find Deal

Tue, Oct 28 - Sat, Nov 22

5:00 pm - 1:35 pmLGW-SYD

33h 35m1 stop

12:00 pm - 2:00 pmSYD-LGW

37h 00m1 stop

$964China Eastern

Find Deal

Sun, Nov 2 - Sun, Nov 9

10:00 pm - 6:50 pmLHR-SYD

33h 50m3 stops

3:55 pm - 2:10 pmSYD-LHR

33h 15m2 stops

$970Multiple Airlines

Find Deal

Wed, Nov 5 - Wed, Nov 12

5:40 pm - 3:30 pmLHR-SYD

34h 50m1 stop

8:40 pm - 5:50 pmSYD-LHR

32h 10m1 stop

$983Air China

Find Deal

Mon, Feb 9 - Sat, Feb 28

5:20 am - 10:25 amLGW-SYD

44h 05m2 stops

7:30 am - 9:55 amSYD-LGW

35h 25m2 stops

$1,077Turkish Airlines

Find Deal

Sun, Sep 28 - Fri, Oct 3

China Southern flights from London to Sydney

Our best China Southern deals on London to Sydney flight tickets

China Southern

Nov 4

LHR10:00 pmLondon Heathrow

35h 20m

1 stop

SYD8:20 pmSydney Kingsford Smith

Nov 19

SYD10:00 pmSydney Kingsford Smith

31h 35m

1 stop

LHR6:35 pmLondon Heathrow

$942

Find similar

China Southern

Nov 3

LHR10:00 pmLondon Heathrow

35h 20m

1 stop

SYD8:20 pmSydney Kingsford Smith

Nov 19

SYD11:25 amSydney Kingsford Smith

42h 10m

1 stop

LHR6:35 pmLondon Heathrow

$946

Find similar

China Southern

Oct 20

LHR10:10 pmLondon Heathrow

25h 15m

1 stop

SYD9:25 amSydney Kingsford Smith

Nov 4

SYD11:25 amSydney Kingsford Smith

42h 10m

1 stop

LHR6:35 pmLondon Heathrow

$948

Find similar

China Eastern flights from London to Sydney

Our best China Eastern deals on London to Sydney flight tickets

China Eastern

Oct 28

LHR9:00 pmLondon Heathrow

26h 00m

1 stop

SYD10:00 amSydney Kingsford Smith

Nov 22

SYD1:30 pmSydney Kingsford Smith

39h 00m

2 stops

LHR5:30 pmLondon Heathrow

$961

Find similar

China Eastern

Nov 2

LGW5:00 pmLondon Gatwick

33h 35m

1 stop

SYD1:35 pmSydney Kingsford Smith

Nov 9

SYD12:00 pmSydney Kingsford Smith

37h 00m

1 stop

LGW2:00 pmLondon Gatwick

$964

Find similar

China Eastern

Nov 6

LGW10:30 amLondon Gatwick

40h 05m

1 stop

SYD1:35 pmSydney Kingsford Smith

Nov 10

SYD12:00 pmSydney Kingsford Smith

29h 30m

1 stop

LGW6:30 amLondon Gatwick

$973

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 11/4

10:00 pm-8:20 pm

1 stop35h 20m

Sydney Kingsford Smith

Wed 11/19

10:00 pm-6:35 pm

1 stop31h 35m

$942

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 11/3

10:00 pm-8:20 pm

1 stop35h 20m

Sydney Kingsford Smith

Wed 11/19

11:25 am-6:35 pm

1 stop42h 10m

$946

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 10/20

10:10 pm-9:25 am

1 stop25h 15m

Sydney Kingsford Smith

Tue 11/4

11:25 am-6:35 pm

1 stop42h 10m

$948

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 1/14

5:40 pm-3:30 pm

1 stop34h 50m

Sydney Kingsford Smith

Wed 2/18

8:40 pm-3:55 pm

1 stop30h 15m

$951

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Fri 11/7

5:00 pm-1:35 pm

1 stop33h 35m

Sydney Kingsford Smith

Sat 11/22

2:30 pm-9:10 am

2 stops29h 40m

$956

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 10/28

9:00 pm-10:00 am

1 stop26h 00m

Sydney Kingsford Smith

Sat 11/22

1:30 pm-5:30 pm

2 stops39h 00m

$961

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Sun 11/2

5:00 pm-1:35 pm

1 stop33h 35m

Sydney Kingsford Smith

Sun 11/9

12:00 pm-2:00 pm

1 stop37h 00m

$964

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 11/5

10:00 pm-6:50 pm

3 stops33h 50m

Sydney Kingsford Smith

Wed 11/12

3:55 pm-2:10 pm

2 stops33h 15m

$970

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 2/9

5:40 pm-3:30 pm

1 stop34h 50m

Sydney Kingsford Smith

Sat 2/28

8:40 pm-5:50 pm

1 stop32h 10m

$983

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Sun 9/28

5:20 am-10:25 am

2 stops44h 05m

Sydney Kingsford Smith

Fri 10/3

7:30 am-9:55 am

2 stops35h 25m

$1,077

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Sydney

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

Layovers

Other information

What is the typical price of a round-trip flight between London and Sydney?

What is the cheapest month to fly to Sydney?

In general, May is the cheapest month to fly from London to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,058. If you are unable to visit Sydney during the month of May, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around $1,122.

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

The cheapest day to depart from London to Sydney is on a Sunday when prices can be found for as low as $1,197. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $1,333.

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

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from London to Sydney in the afternoon for as low as $1,245. 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 Sydney are more costly in the evening, with an average ticket price of $1,589. 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 Sydney Kingsford Smith flight route?

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

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

You are more likely to see cheaper flights to Sydney from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,325 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from London for as low as $1,077 on momondo.

What cabin class options are available on London to Sydney Kingsford Smith flights?

There are 2 cabin classes available to choose from on London to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Sydney flight prices changed over time?

As of September 2025, prices for London to Sydney flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from London to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from London to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London to Sydney (LON to SYD) flight deals and tips

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

Direct flights	None

There are no direct flights from London to Sydney. There are no popular flight routes from London to Sydney.

Search flight deals

How far is London to Sydney Kingsford Smith by plane?
The straight-line distance from London to Sydney Kingsford Smith is 10552.8 mi. 22h 25m is a normal flight duration for this route.
When did momondo last update prices for flights from London to Sydney Kingsford Smith Airport?
Prices for flights from London to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from London to Sydney Kingsford Smith Airport?
There are 11 operators available for flights from London to Sydney Kingsford Smith Airport as of September 2025.
How old do you have to be to fly from London to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Sydney?
Based on momondo bookings for flights between London and Sydney, the leading plane model is Airbus A380-800, making up 84.36% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 9.22%, Boeing 777-300ER with 5.59%, and Airbus A380 with 0.84%.
What is the most popular airline from London to Sydney?
momondo data reveals that the most frequently booked airline on the route from London to Sydney is China Southern, representing 16% of all bookings. The subsequent popular airlines are China Eastern at 14%, Cathay Pacific at 10%, and Emirates at 9%.

Best airlines flying from London to Sydney

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

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $747	Free Cancellation	Rating 7.3 101 reviews	Search Air China flights
Etihad Airways	PriceFrom $757	Free Cancellation	Rating 7.4 1,251 reviews	Search Etihad Airways flights
China Southern	PriceFrom $766	Free Cancellation	Rating 7.5 110 reviews	Search China Southern flights
China Eastern	PriceFrom $866	Free Cancellation	Rating 7.2 166 reviews	Search China Eastern flights
Air India	PriceFrom $978	Free Cancellation	Rating 5.5 2,932 reviews	Search Air India flights
Cathay Pacific	PriceFrom $1,115	Free Cancellation	Rating 7.6 998 reviews	Search Cathay Pacific flights
Qantas Airways	PriceFrom $1,120	Free Cancellation	Rating 7.5 907 reviews	Search Qantas Airways flights
Emirates	PriceFrom $1,121	Free Cancellation	Rating 8.1 3,339 reviews	Search Emirates flights
Malaysia Airlines	PriceFrom $1,188	Free Cancellation	Rating 7.3 278 reviews	Search Malaysia Airlines flights
Singapore Airlines	PriceFrom $1,279	Free Cancellation	Rating 8.1 1,367 reviews	Search Singapore Airlines flights

Qantas Airways Flights From London to Sydney
Across 7 Qantas Airways flights from London to Sydney this week, the average price was $1,408, with the best Qantas Airways deals starting from $1,120 round-trip. 907 users have rated Qantas Airways on momondo, with an average score of 7.5/10.
British Airways Flights From London to Sydney
Across 7,367 British Airways reviews on momondo, the average score is 6.7/10. British Airways flies from London to Sydney about 7 times each week, with ticket deals ranging from $1,292 to $1,533. Price data is based on momondo searches in the last 72 hours.

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Why use momondo?

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

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

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

Flights from London to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for London to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

An easier way to manage your Sydney trip

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

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Cheap flights from London to Sydney from $576

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 Sydney departing on 9/25. 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 and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from London to Sydney

Cheap round-trip flights

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China Southern flights from London to Sydney

Our best China Southern deals on London to Sydney flight tickets

China Eastern flights from London to Sydney

Our best China Eastern deals on London to Sydney flight tickets

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

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How to get the cheapest flight ticket from London to Sydney

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

What is the typical price of a round-trip flight between London and Sydney?

What is the cheapest month to fly to Sydney?

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

The cheapest day to depart from London to Sydney is on a Sunday when prices can be found for as low as $1,197. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $1,333.

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

What is the cheapest London to Sydney Kingsford Smith flight route?

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

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

What cabin class options are available on London to Sydney Kingsford Smith flights?

There are 2 cabin classes available to choose from on London to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Sydney flight prices changed over time?

As of September 2025, prices for London to Sydney flights are approximately 13% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from London to Sydney Kingsford Smith?

China Eastern, China Southern, and Air China are the most popular carriers operating from London to Sydney Kingsford Smith

What airlines fly to Sydney?

Which airport is the most popular layover for flights between London and Sydney?

Dubai (DXB) was the most common stop: 19% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from London to Sydney?

Flights via Beijing (PEK) offer the lowest average round-trip price of $775.

Which layover airport has the shortest travel time from London to Sydney?

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 21h 47m.

Which layover airport has the shortest connection time from London to Sydney?

Dubai (DXB) has the shortest average layover time for this route: 1h 17m.

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

The number of flights available between London and Sydney is 3 per day as of September 2025. The most frequent departure time is 9:00PM, with 100% of daily flights leaving in the evening.

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

As of September 2025, 21 flights take off from London and land in Sydney each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

When to book flights from London to Sydney

Cheap London to Sydney (LON to SYD) flight deals and tips

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

Direct flights

How far is London to Sydney Kingsford Smith by plane?

When did momondo last update prices for flights from London to Sydney Kingsford Smith Airport?

How many operators does momondo search for flights from London to Sydney Kingsford Smith Airport?

How old do you have to be to fly from London to Sydney Kingsford Smith Airport?

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

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

What is the most popular airline from London to Sydney?

Best airlines flying from London to Sydney

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

Qantas Airways Flights From London to Sydney

British Airways Flights From London to Sydney

Traveling to a place near Sydney?

Why use momondo?

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

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

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

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

An easier way to manage your Sydney trip

We make it super easy to schedule, organize 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

Airports servicing New South Wales