How long is the flight from London to Sydney?

Turkish Airlines, Etihad Airways, and Oman Air can get you from London to Sydney in just under 29h 35m. Your travel time can differ by up to 15h 55m. The distance from London to Sydney is about 17008 km. This flight may include one or multiple stops.

What are the cheapest airlines flying from London to Sydney round-trip?

Our cheapest airline available from London to Sydney is China Southern. Our recent data shows that you can find tickets from as low as $1,227 on this airline. Additional options worth looking into are China Eastern and Qatar Airways, starting at $1,270 and $1,441 round-trip. China Southern is priced at 37% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from London to Sydney one-way?

$510 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on China Southern and China Eastern, with prices starting from $681 and $705, respectively.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What are the most popular routes from London to Sydney?

Most travellers choose London Heathrow - Sydney Kingsford Smith, London Gatwick - Sydney Kingsford Smith or London Stansted - Sydney Kingsford Smith when deciding on the best route from London to Sydney.

What are the cheapest flights from London to Sydney?

Looking for the cheapest flight from London to Sydney? While on average our users pay $2,355, our data indicates the cheapest price to be $1,838. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,241.

What are the most popular airlines that fly from London to Sydney?

When booking a flight from London to Sydney, you may want to consider flying on Etihad Airways, Qantas Airways or China Southern as they are the most popular for this route.

What airport do you fly into for flights to Sydney from London?

For a flight from London to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre vof the city. Kingsford Smith is the only Sydney airport and it handles 2 inbound flights from London per day. 12 airlines have flights to Sydney Kingsford Smith from London on a regular basis.

Can I find deals for flights from London to Sydney that include hotel bookings?

Yes. In addition to deals on London to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Sydney.

Can I find deals for business class flights from London to Sydney?

Yes. Cheapflights offers flight deals from London to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$848+ Cheap Flights from London to Sydney

Cheapflights Tip: The best prices from London to Sydney Kingsford Smith are usually found in May or November, booked 65 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from London to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to Sydney
Explore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Mon 2/1110:30 -

1 stop36h 30m

Mon 16/1121:30 -

1 stop44h 00m

Deal found 5/10$1,393

Mon 2/1110:30 -

2 stops59h 45m

Thu 3/1212:00 -

1 stop37h 00m

Deal found 5/10$1,396

Mon 2/1110:30 -

1 stop40h 05m

Wed 10/312:00 -

1 stop29h 30m

Deal found 9/10$1,397

Mon 2/1121:30 -

2 stops47h 00m

Thu 19/1115:10 -

1 stop38h 25m

Deal found 9/10$1,397

Fri 4/1211:35 -

1 stop33h 55m

Sat 16/120:40 -

1 stop44h 40m

Deal found 9/10$1,398

Fri 30/1021:30 -

2 stops47h 00m

Tue 17/1115:10 -

1 stop38h 25m

Deal found 8/10$1,400

Thu 12/1110:30 -

3 stops59h 30m

Wed 25/1112:00 -

1 stop29h 30m

Deal found 9/10$1,401

Tue 10/1121:30 -

2 stops28h 50m

Sun 22/1115:10 -

2 stops38h 25m

Deal found 9/10$1,401

Wed 4/1109:50 -

1 stop23h 35m

Fri 20/1115:10 -

1 stop26h 20m

Deal found 10/10$1,403

Fri 30/1020:25 -

1 stop25h 05m

Sun 15/1110:30 -

1 stop42h 20m

Deal found 6/10$1,403

Mon 26/1017:00 -

2 stops53h 15m

Mon 2/1110:50 -

3 stops54h 40m

Deal found 5/10$1,404

Sun 25/1021:00 -

1 stop29h 35m

Tue 10/1121:30 -

1 stop31h 00m

Deal found 5/10$1,404

Best flights from London to Sydney
Discover carefully curated flight deals from London to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Tue 10/1111:20 -

3 stops35h 05m

Wed 10/216:50 -

2 stops30h 35m

Deal found 9/10$1,490

Thu 4/210:05 -

2 stops46h 20m

Thu 4/321:35 -

2 stops29h 55m

Deal found 5/10$1,772

Tue 29/1213:55 -

1 stop29h 35m

Mon 11/121:30 -

1 stop31h 40m

Deal found 9/10$1,961

Tue 9/314:05 -

2 stops29h 30m

Wed 24/306:00 -

1 stop23h 15m

Deal found 8/10$1,977

Mon 9/1108:25 -

2 stops36h 00m

Sun 22/1109:55 -

2 stops43h 30m

Deal found 6/10$2,264

Fri 4/1206:30 -

2 stops42h 45m

Tue 29/1222:10 -

1 stop29h 45m

Deal found 5/10$2,302

Thu 14/117:05 -

3 stops27h 20m

Wed 17/216:30 -

2 stops29h 15m

Deal found 7/10$2,599

Fri 11/1211:00 -

1 stop22h 50m

Mon 18/122:20 -

1 stop30h 00m

Deal found 7/10$2,685

Tue 22/1217:40 -

1 stop27h 40m

Thu 7/110:20 -

1 stop40h 15m

Deal found 9/10$2,755

Thu 12/1113:45 -

2 stops33h 50m

Fri 20/1115:10 -

2 stops30h 40m

Deal found 9/10$1,635

Wed 7/410:50 -

2 stops48h 10m

Wed 28/420:50 -

2 stops29h 00m

Deal found 7/10$1,772

Sun 8/1108:40 -

2 stops34h 50m

Mon 23/1116:50 -

2 stops28h 55m

Deal found 8/10$1,679

Thu 11/314:05 -

2 stops30h 30m

Thu 25/306:00 -

1 stop23h 15m

Deal found 8/10$1,977

Tue 5/117:25 -

2 stops39h 00m

Fri 5/221:35 -

2 stops29h 55m

Deal found 6/10$1,850

Wed 11/1107:30 -

2 stops36h 00m

Wed 18/1116:50 -

2 stops35h 30m

Deal found 6/10$1,708

Sat 16/120:55 -

1 stop33h 50m

Thu 18/216:50 -

1 stop24h 50m

Deal found 7/10$2,122

Tue 10/1114:05 -

2 stops29h 30m

Thu 11/216:30 -

2 stops30h 35m

Deal found 9/10$1,980

Sat 7/1113:05 -

2 stops30h 25m

Sat 14/1122:30 -

2 stops35h 30m

Deal found 8/10$1,709

Sat 7/1106:30 -

2 stops25h 55m

Sun 15/1121:35 -

2 stops36h 00m

Deal found 5/10$1,904

Sun 1/1113:40 -

1 stop41h 55m

Wed 18/1121:45 -

1 stop24h 55m

Deal found 8/10$1,983

Wed 4/1106:30 -

2 stops25h 55m

Tue 17/1121:35 -

2 stops29h 55m

Deal found 7/10$1,910

Tue 17/1111:20 -

2 stops35h 40m

Sun 29/1122:30 -

2 stops34h 00m

Deal found 8/10$1,767

Wed 4/1109:40 -

1 stop21h 55m

Wed 18/1116:30 -

2 stops30h 10m

Deal found 5/10$1,987

Mon 2/1106:30 -

2 stops25h 55m

Sat 21/1121:35 -

2 stops36h 00m

Deal found 9/10$1,917

Mon 2/1112:10 -

2 stops31h 20m

Mon 16/1116:50 -

2 stops28h 55m

Deal found 8/10$1,798

Fri 19/214:05 -

1 stop21h 25m

Thu 11/306:00 -

1 stop23h 15m

Deal found 6/10$2,009

Mon 15/206:30 -

2 stops25h 55m

Tue 9/321:35 -

2 stops29h 55m

Deal found 5/10$1,921

Mon 9/1120:15 -

1 stop35h 20m

Fri 13/1106:00 -

1 stop23h 15m

Deal found 5/10$2,009

Mon 4/106:30 -

2 stops26h 30m

Thu 21/121:35 -

2 stops36h 00m

Deal found 8/10$1,831

Wed 4/1106:30 -

2 stops25h 55m

Sun 15/1121:35 -

2 stops29h 55m

Deal found 7/10$1,928

Find flight deals from London to Sydney

Round-trip from	$1,396
One-way from	$848
Popular in	December
Cheapest in	May
Average price	$1,924
Good one-way deal	$1,861 or less

China Eastern
2/11-3/12
3 total stops
96h 45m total
London to Sydney

Search Deals

China Southern
5/11-31/12
1 total stop
23h 35m total
London to Sydney

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($213 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($98 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Price to beat on a one-way flight from London (LON) to Sydney Kingsford Smith.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Tue 29/12

15:00-13:35

2 stops59h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$857

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Mon 2/11

18:35-13:35

2 stops56h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$857

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Mon 29/3

21:40-20:20

3 stops36h 40m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$878

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Tue 20/10

06:35-20:20

2 stops51h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$941

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Fri 30/10

12:40-10:45

3 stops59h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$943

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Wed 30/12

08:45-19:45

1 stop24h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$956

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Thu 29/10

17:30-18:50

2 stops38h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$966

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Tue 6/4

08:30-06:25

2 stops36h 55m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$966

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Wed 28/10

19:50-10:35

2 stops51h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$984

LondonSydney

LTN London Luton - SYD Sydney Kingsford Smith

LTNSYD

London Luton

Mon 1/2

20:25-17:45

3 stops34h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,012

Flights are sorted by cheapest return flights first.

Deals found on 6/10

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from London with our price prediction graph.

LON-SYD

LHR-SYD

LTN-SYD

LGW-SYD

STN-SYD

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Sydney

LON-SYD

LHR-SYD

LTN-SYD

LGW-SYD

STN-SYD

What is the cheapest month to book a flight from London to Sydney?

Currently, May is the cheapest month in which you can book a flight from London to Sydney (average of $1,688). Flying from London to Sydney in December is currently the most expensive (average of $2,712). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to SYD?

When flying from London to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Sydney

The most flights from LON to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost for a return flight from London to Sydney?

Airfare is below average for this route at the moment.

London to Sydney flights typically cost between $1,486 and $2,351 in November.
The cheapest return price found within the last 5 days was $1,396 on China Eastern (2 Nov–3 Dec).

What’s the top stopover airport for flights from London to Sydney?

Abu Dhabi (AUH) – chosen by Cheapflights users on 20% of one-stop itineraries from London to Sydney on Cheapflights.

What’s the cheapest stopover airport for flights from London to Sydney?

Ho Chi Minh City (SGN) is the most affordable one-stop option, with an average return flight price of $716.

What’s the fastest stopover option from London to Sydney?

Flights via Manama (BAH) have the shortest average one-way travel time for one-stop routes: 19h 00m.

Which airport typically offers the quickest stopover for flights from London to Sydney?

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 1h 33m.

How far ahead should I book a flight from London to Sydney?

To ensure you get the cheapest price possible for a flight from London to Sydney, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Sydney

See what other customers who have flown with Singapore Airlines,Qantas Airways, andChina Southern from London to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Singapore Airlines

8.2

Very Good

1,624 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Qantas Airways

7.5

Good

1,106 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

China Southern

7.4

Good

174 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Etihad Airways

7.3

Good

1,541 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

China Eastern

7.3

Good

244 reviews

Singapore Airlines

8.2

Very Good

1,624 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Related info for your journey

What airport do you fly into for flights to Sydney from London?
For a flight from London to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre vof the city. Kingsford Smith is the only Sydney airport and it handles 2 inbound flights from London per day. 12 airlines have flights to Sydney Kingsford Smith from London on a regular basis.
How long is the flight from London to Sydney?
Turkish Airlines, Etihad Airways, and Oman Air can get you from London to Sydney in just under 29h 35m. Your travel time can differ by up to 15h 55m. The distance from London to Sydney is about 17008 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from London to Sydney round-trip?
Our cheapest airline available from London to Sydney is China Southern. Our recent data shows that you can find tickets from as low as $1,227 on this airline. Additional options worth looking into are China Eastern and Qatar Airways, starting at $1,270 and $1,441 round-trip. China Southern is priced at 37% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from London to Sydney one-way?
$510 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on China Southern and China Eastern, with prices starting from $681 and $705, respectively.
What are the most popular routes from London to Sydney?
Most travellers choose London Heathrow - Sydney Kingsford Smith, London Gatwick - Sydney Kingsford Smith or London Stansted - Sydney Kingsford Smith when deciding on the best route from London to Sydney.
What are the cheapest flights from London to Sydney?
Looking for the cheapest flight from London to Sydney? While on average our users pay $2,355, our data indicates the cheapest price to be $1,838. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,241.
Can I find deals for flights from London to Sydney that include hotel bookings?
Yes. In addition to deals on London to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Sydney.
Can I find deals for business class flights from London to Sydney?
Yes. Cheapflights offers flight deals from London to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Sydney?
Currently, May is the cheapest month in which you can book a flight from London to Sydney (average of $1,688). Flying from London to Sydney in December is currently the most expensive (average of $2,712). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Parramatta

Wollongong

Penrith

Manly

Lithgow

Cronulla

Terrigal

Katoomba

Randwick

Leura

Bondi Beach

Coogee

Browse thousands of different options on Cheapflights for your next trip

Airlines

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Other flights from London

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Sydney flight routes

Fly from London to Sydney on these airlines

China Southern flights from London to Sydney Kingsford Smith

China Eastern flights from London to Sydney Kingsford Smith

Qantas Airways flights from London to Sydney Kingsford Smith

Singapore Airlines flights from London to Sydney Kingsford Smith

Air China flights from London to Sydney Kingsford Smith

Malaysia Airlines flights from London to Sydney Kingsford Smith

Top 10 airlines flying from London to Sydney

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest$1,227	Average$1,955	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
China Eastern	Cheapest$1,270	Average$1,489	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Qatar Airways	Cheapest$1,441	Average$2,665	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Air India	Cheapest$1,459	Average$2,233	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Etihad Airways	Cheapest$1,488	Average$1,972	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Cathay Pacific	Cheapest$1,492	Average$2,046	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Qantas Airways	Cheapest$1,501	Average$1,904	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Singapore Airlines	Cheapest$1,702	Average$2,550	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Emirates	Cheapest$1,722	Average$2,062	FlexibilityNo cancel fee	On-time75%	Search Emirates flights
American Airlines	Cheapest$1,851	Average$1,983	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from London today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from London to Sydney?

Cheapflights helps you find that perfect flight to Sydney from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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Of course! You can now track prices for flights from London to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from London to Sydney from $848

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Sydney

Cheapest flights from London to SydneyExplore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Explore the most affordable flight options available from London to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from London to SydneyDiscover carefully curated flight deals from London to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Discover carefully curated flight deals from London to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Direct flights from London to SydneyExplore direct flight options from London to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Explore direct flight options from London to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 October 2026.

Last-minute flights from London to SydneyDiscover last-minute flight deals from London to Sydney. Data last updated 10 October 2026 and is based on user searches.

Discover last-minute flight deals from London to Sydney. Data last updated 10 October 2026 and is based on user searches.

One-way flights from London to SydneySearch for one-way flight options from London to Sydney. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Search for one-way flight options from London to Sydney. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Find flight deals from London to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Cheapflights Fare Finder

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

Best time to book a flight from London to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Sydney?

What is the cheapest time of day to fly from LON to SYD?

Find hourly flight availability from London to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 October 2026.

When flying from London to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Sydney

Explore weekly flight availability from London to Sydney. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 October 2026.

The most flights from LON to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost for a return flight from London to Sydney?

Airfare is below average for this route at the moment.

London to Sydney flights typically cost between $1,486 and $2,351 in November.The cheapest return price found within the last 5 days was $1,396 on China Eastern (2 Nov–3 Dec).

What’s the top stopover airport for flights from London to Sydney?

Share of one-stop return flights from London to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Abu Dhabi (AUH) – chosen by Cheapflights users on 20% of one-stop itineraries from London to Sydney on Cheapflights.

What’s the cheapest stopover airport for flights from London to Sydney?

Average return fare for one-stop flights from London to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Ho Chi Minh City (SGN) is the most affordable one-stop option, with an average return flight price of $716.

What’s the fastest stopover option from London to Sydney?

Shortest average travel time for one-stop one-way flights from London to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Manama (BAH) have the shortest average one-way travel time for one-stop routes: 19h 00m.

Which airport typically offers the quickest stopover for flights from London to Sydney?

Average stopover duration for one-stop one-way flights from London to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 1h 33m.

How far ahead should I book a flight from London to Sydney?

To ensure you get the cheapest price possible for a flight from London to Sydney, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Sydney

See what other customers who have flown with Singapore Airlines,Qantas Airways, andChina Southern from London to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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What are the cheapest flights from London to Sydney?

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Can I find deals for business class flights from London to Sydney?

What is the cheapest month to book a flight from London to Sydney?

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Alternative routes for London to Sydney

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London and Sydney flights

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One-way flights from London to Sydney
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London to Sydney flights typically cost between $1,486 and $2,351 in November.
The cheapest return price found within the last 5 days was $1,396 on China Eastern (2 Nov–3 Dec).