How long is the flight from London to Sydney?

Turkish Airlines, Emirates, and KLM can get you from London to Sydney in just under 21h 25m. Your travel time can differ by up to 10h 55m. The distance from London to Sydney is about 16943 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 Air China. Our recent data shows that you can find tickets from as low as $1,035 on this airline. Additional options worth looking into are China Eastern and China Southern, starting at $1,063 and $1,073 round-trip. Air China is priced at 45% 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?

$727 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on Air China and China Southern, with prices starting from $748 and $799, 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 $2,029, our data indicates the cheapest price to be $1,313. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,104.

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, China Southern or Singapore Airlines 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 3 inbound flights from London per day. 14 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.

$952+ Flights from London to Sydney

Q: 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 $1,777 and $2,420 in February. The cheapest return flight price found within the last 3 days was $1,525 on Turkish Airlines (22 Feb-8 Mar). Find deals

Cheapflights Tip: The best prices from London to Sydney Kingsford Smith are usually found in May or June, booked 57 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from London to Sydney

Enter your travel dates to find the best prices.

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 29 December 2025.

Tue 30/1221:00LHR - SYD

1 stop26h 00mChina Eastern

Sun 25/121:30SYD - LHR

1 stop31h 00mChina Eastern

Deal found 27/12$1,531

Tue 30/1221:00LHR - SYD

1 stop29h 35mChina Eastern

Thu 22/112:00SYD - LHR

1 stop40h 30mChina Eastern

Deal found 27/12$1,542

Mon 29/1220:25LHR - SYD

1 stop32h 05mAir China

Wed 11/220:40SYD - LHR

1 stop30h 15mAir China

Deal found 26/12$1,543

Mon 29/1220:25LHR - SYD

1 stop32h 05mAir China

Sat 17/120:40SYD - LHR

1 stop32h 10mAir China

Deal found 26/12$1,555

Tue 30/1222:10LHR - SYD

2 stops50h 00mMultiple Airlines

Tue 13/120:40SYD - LHR

1 stop32h 10mMultiple Airlines

Deal found 27/12$1,566

Mon 29/1219:40LGW - SYD

2 stops54h 55mMultiple Airlines

Sun 25/110:30SYD - LGW

1 stop38h 30mMultiple Airlines

Deal found 27/12$1,582

Wed 31/1208:20LGW - SYD

2 stops38h 40mMultiple Airlines

Sun 25/121:30SYD - LGW

1 stop27h 30mMultiple Airlines

Deal found 27/12$1,589

Mon 29/1220:25LHR - SYD

1 stop32h 05mAir China

Mon 19/120:40SYD - LHR

1 stop32h 10mAir China

Deal found 27/12$1,594

Mon 29/1220:25LHR - SYD

1 stop32h 05mAir China

Thu 15/120:40SYD - LHR

1 stop32h 10mAir China

Deal found 26/12$1,595

Wed 31/1208:20LGW - SYD

2 stops38h 40mMultiple Airlines

Sat 24/114:00SYD - LGW

1 stop26h 35mMultiple Airlines

Deal found 27/12$1,597

Mon 29/1219:40LGW - SYD

2 stops54h 55mMultiple Airlines

Wed 21/112:00SYD - LGW

1 stop29h 30mMultiple Airlines

Deal found 27/12$1,598

Sun 28/1217:40LHR - SYD

1 stop34h 50mAir China

Tue 13/120:40SYD - LHR

1 stop32h 10mAir China

Deal found 26/12$1,604

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 29 December 2025.

Sun 15/222:35LHR - SYD

2 stops32h 20mTurkish Airlines

Mon 23/216:35SYD - LHR

2 stops33h 20mTurkish Airlines

Deal found 27/12$1,548

Sun 1/314:30LTN - SYD

2 stops41h 20mMultiple Airlines

Sun 22/321:15SYD - LTN

2 stops37h 00mMultiple Airlines

Deal found 26/12$1,610

Sat 28/213:55LHR - SYD

1 stop41h 00mEtihad Airways

Wed 18/316:35SYD - LHR

1 stop25h 05mEtihad Airways

Deal found 28/12$1,862

Tue 24/214:05LGW - SYD

1 stop29h 45mQatar Airways

Mon 9/315:50SYD - LGW

1 stop25h 05mQatar Airways

Deal found 28/12$1,912

Wed 18/214:05STN - SYD

1 stop21h 25mEmirates

Thu 5/306:00SYD - STN

1 stop22h 55mEmirates

Deal found 27/12$1,926

Thu 19/312:05LHR - SYD

1 stop31h 55mUnited Airlines

Fri 10/410:20SYD - LHR

1 stop30h 05mUnited Airlines

Deal found 27/12$1,933

Wed 18/217:05LCY - SYD

2 stops26h 30mKLM

Thu 12/316:15SYD - LCY

2 stops28h 15mKLM

Deal found 27/12$2,082

Tue 3/319:10LCY - SYD

2 stops27h 25mSWISS

Tue 24/315:15SYD - LCY

2 stops28h 30mSWISS

Deal found 27/12$2,204

Tue 10/209:00LTN - SYD

2 stops26h 30mMultiple Airlines

Tue 17/210:30SYD - LTN

2 stops35h 35mMultiple Airlines

Deal found 27/12$1,627

Sun 1/306:20LGW - SYD

2 stops26h 00mTurkish Airlines

Tue 24/316:35SYD - LGW

2 stops27h 45mTurkish Airlines

Deal found 27/12$1,668

Tue 3/306:25LGW - SYD

2 stops25h 55mTurkish Airlines

Tue 24/316:35SYD - LGW

2 stops27h 45mTurkish Airlines

Deal found 28/12$1,670

Wed 4/319:20LHR - SYD

1 stop24h 15mEtihad Airways

Mon 16/316:35SYD - LHR

1 stop25h 05mEtihad Airways

Deal found 28/12$1,862

Fri 6/309:30LTN - SYD

2 stops46h 20mMultiple Airlines

Fri 20/321:15SYD - LTN

2 stops36h 55mMultiple Airlines

Deal found 26/12$1,734

Thu 5/308:40LGW - SYD

1 stop23h 10mQatar Airways

Mon 16/315:50SYD - LGW

1 stop25h 05mQatar Airways

Deal found 28/12$1,920

Tue 17/214:05STN - SYD

1 stop21h 25mEmirates

Wed 11/306:00SYD - STN

1 stop22h 55mEmirates

Deal found 27/12$1,926

Mon 23/311:35LHR - SYD

2 stops34h 30mUnited Airlines

Fri 10/409:30SYD - LHR

1 stop33h 40mUnited Airlines

Deal found 27/12$1,933

Thu 23/407:00LGW - SYD

2 stops27h 10mTurkish Airlines

Sat 9/521:30SYD - LGW

2 stops28h 10mTurkish Airlines

Deal found 27/12$1,694

Tue 10/220:55LHR - SYD

1 stop34h 00mEtihad Airways

Sat 28/221:45SYD - LHR

1 stop27h 45mEtihad Airways

Deal found 28/12$1,886

Tue 3/317:05LCY - SYD

2 stops26h 30mKLM

Tue 24/316:15SYD - LCY

2 stops28h 15mKLM

Deal found 28/12$2,082

Mon 16/314:05STN - SYD

1 stop21h 25mEmirates

Mon 23/306:00SYD - STN

1 stop22h 55mEmirates

Deal found 27/12$1,926

Mon 23/208:40LTN - SYD

2 stops47h 10mMultiple Airlines

Fri 13/321:15SYD - LTN

2 stops36h 55mMultiple Airlines

Deal found 26/12$1,755

Thu 29/111:35LHR - SYD

2 stops31h 45mUnited Airlines

Sun 1/211:20SYD - LHR

2 stops32h 05mUnited Airlines

Deal found 27/12$1,933

Tue 17/217:05LCY - SYD

2 stops27h 20mKLM

Thu 26/316:15SYD - LCY

2 stops28h 15mKLM

Deal found 28/12$2,082

Sat 7/216:40LHR - SYD

2 stops39h 40mTurkish Airlines

Sat 28/221:45SYD - LHR

2 stops29h 25mTurkish Airlines

Deal found 27/12$1,729

Thu 12/314:05STN - SYD

1 stop21h 25mEmirates

Thu 19/306:00SYD - STN

1 stop22h 55mEmirates

Deal found 27/12$1,926

Tue 3/213:45LHR - SYD

1 stop32h 30mUnited Airlines

Tue 24/212:10SYD - LHR

2 stops33h 40mUnited Airlines

Deal found 27/12$1,933

Wed 21/114:00LTN - SYD

2 stops33h 20mMultiple Airlines

Sat 31/114:00SYD - LTN

2 stops35h 00mMultiple Airlines

Deal found 26/12$1,768

Tue 10/206:35LHR - SYD

2 stops25h 45mTurkish Airlines

Tue 24/321:45SYD - LHR

2 stops28h 10mTurkish Airlines

Deal found 27/12$1,729

Tue 17/214:05STN - SYD

1 stop21h 25mEmirates

Sun 8/306:00SYD - STN

1 stop22h 55mEmirates

Deal found 27/12$1,926

Sun 8/214:30LTN - SYD

2 stops41h 20mMultiple Airlines

Sun 22/221:15SYD - LTN

2 stops37h 00mMultiple Airlines

Deal found 27/12$1,775

Direct flights from London to Sydney
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 29 December 2025.

Mon 23/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Thu 12/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 26/12$1,994

Mon 2/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Wed 25/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 27/12$1,996

Mon 9/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Mon 16/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 27/12$2,018

Mon 2/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Mon 16/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 28/12$2,019

Thu 5/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Fri 20/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 27/12$2,031

Mon 9/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 10/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 28/12$2,039

Tue 3/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 24/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 26/12$2,040

Wed 25/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Wed 22/414:45SYD - LHR

Nonstop24h 50mQantas Airways

Deal found 27/12$2,042

Tue 17/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Tue 12/514:45SYD - LHR

Nonstop24h 50mQantas Airways

Deal found 26/12$2,043

Fri 6/320:10LHR - SYD

Nonstop23h 25mQantas Airways

Fri 20/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 27/12$2,066

Sun 8/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Wed 25/216:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 27/12$2,070

Mon 23/220:10LHR - SYD

Nonstop23h 25mQantas Airways

Mon 16/316:15SYD - LHR

Nonstop25h 00mQantas Airways

Deal found 26/12$2,072

Last-minute flights from London to Sydney
Discover last-minute flight deals from London to Sydney. Data last updated 29 December 2025 and is based on user searches.

Tue 30/1221:00LHR - SYD

1 stop26h 00mChina Eastern

Sun 25/121:30SYD - LHR

1 stop31h 00mChina Eastern

Deal found 27/12$1,531

Tue 30/1221:00LHR - SYD

1 stop29h 35mChina Eastern

Thu 22/112:00SYD - LHR

1 stop40h 30mChina Eastern

Deal found 27/12$1,542

Tue 6/110:30LGW - SYD

1 stop36h 30mChina Eastern

Thu 22/112:00SYD - LGW

1 stop29h 30mChina Eastern

Deal found 27/12$1,548

Wed 7/110:30LGW - SYD

1 stop36h 30mChina Eastern

Wed 4/221:30SYD - LGW

1 stop27h 30mChina Eastern

Deal found 27/12$1,546

Wed 7/117:15LHR - SYD

2 stops29h 10mChina Southern

Tue 20/122:00SYD - LHR

1 stop31h 35mChina Southern

Deal found 28/12$1,549

Sat 10/121:00LHR - SYD

3 stops46h 55mMultiple Airlines

Sun 25/120:40SYD - LHR

1 stop32h 10mMultiple Airlines

Deal found 27/12$1,534

Sat 10/111:05LGW - SYD

2 stops40h 45mMultiple Airlines

Fri 23/110:30SYD - LGW

1 stop38h 30mMultiple Airlines

Deal found 28/12$1,539

Sat 10/111:05LGW - SYD

2 stops40h 45mMultiple Airlines

Wed 21/120:40SYD - LGW

1 stop43h 55mMultiple Airlines

Deal found 28/12$1,552

Wed 14/117:15LHR - SYD

2 stops34h 35mMultiple Airlines

Wed 21/120:40SYD - LHR

1 stop30h 15mMultiple Airlines

Deal found 28/12$1,548

Sat 17/121:00LHR - SYD

3 stops71h 20mMultiple Airlines

Fri 30/120:40SYD - LHR

2 stops34h 00mMultiple Airlines

Deal found 28/12$1,527

Sat 17/117:00LGW - SYD

3 stops50h 55mChina Eastern

Mon 26/113:30SYD - LGW

2 stops52h 00mChina Eastern

Deal found 27/12$1,543

Mon 19/106:10STN - SYD

3 stops40h 05mMultiple Airlines

Sat 31/114:00SYD - STN

2 stops32h 00mMultiple Airlines

Deal found 26/12$1,549

One-way flights from London to Sydney
Search for one-way flight options from London to Sydney. Find affordable one-way fares based on user searches. Data last updated 29 December 2025.

Sun 15/218:15STN - SYD

2 stops37h 35mMultiple Airlines

Deal found 26/12$952

Sat 28/215:40LGW - SYD

3 stops40h 10mMultiple Airlines

Deal found 28/12$954

Tue 17/207:35SEN - SYD

3 stops40h 05mMultiple Airlines

Deal found 28/12$954

Fri 6/321:00LHR - SYD

3 stops34h 50mMultiple Airlines

Deal found 27/12$954

Mon 1/618:05LGW - SYD

3 stops52h 15mMultiple Airlines

Deal found 27/12$955

Sat 7/306:40LHR - SYD

3 stops42h 40mMultiple Airlines

Deal found 27/12$955

Wed 1/416:55LGW - SYD

2 stops32h 15mMultiple Airlines

Deal found 27/12$957

Fri 6/214:20STN - SYD

3 stops52h 55mMultiple Airlines

Deal found 26/12$957

Fri 6/205:50LTN - SYD

3 stops51h 45mMultiple Airlines

Deal found 27/12$957

Sun 7/611:25LGW - SYD

2 stops39h 20mMultiple Airlines

Deal found 27/12$958

Thu 26/221:00LHR - SYD

3 stops47h 20mChina Eastern

Deal found 26/12$958

Thu 5/213:25LGW - SYD

2 stops42h 25mMultiple Airlines

Deal found 27/12$960

Find flight deals from London to Sydney

Round-trip from	$1,525
One-way from	$952
Popular in	December
Cheapest in	May
Average price	$2,633
Good round-trip deal	$2,014 or less
Good one-way deal	$1,313 or less

Turkish Airlines
22/2-8/3
4 total stops
71h 50m total
London to Sydney

Search Deals

15/2
2 total stops
37h 35m total
London to Sydney

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($296 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 December 2025

Search Deals

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

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

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 15/2

22:35-17:55

2 stops32h 20m

Sydney Kingsford Smith

Mon 23/2

16:35-14:55

2 stops33h 20m

$1,548

LondonSydney

LTN - SYD

LTNSYD

London Luton

Sun 1/3

14:30-18:50

2 stops41h 20m

Sydney Kingsford Smith

Sun 22/3

21:15-23:15

2 stops37h 00m

$1,610

LondonSydney

LTN - SYD

LTNSYD

London Luton

Tue 10/2

09:00-22:30

2 stops26h 30m

Sydney Kingsford Smith

Tue 17/2

10:30-11:05

2 stops35h 35m

$1,627

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Sun 1/3

06:20-19:20

2 stops26h 00m

Sydney Kingsford Smith

Tue 24/3

16:35-09:20

2 stops27h 45m

$1,668

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Tue 3/3

06:25-19:20

2 stops25h 55m

Sydney Kingsford Smith

Tue 24/3

16:35-09:20

2 stops27h 45m

$1,670

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Thu 23/4

07:00-19:10

2 stops27h 10m

Sydney Kingsford Smith

Sat 9/5

21:30-16:40

2 stops28h 10m

$1,694

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 7/2

16:40-19:20

2 stops39h 40m

Sydney Kingsford Smith

Sat 28/2

21:45-16:10

2 stops29h 25m

$1,729

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 10/2

06:35-19:20

2 stops25h 45m

Sydney Kingsford Smith

Tue 24/3

21:45-14:55

2 stops28h 10m

$1,729

LondonSydney

LTN - SYD

LTNSYD

London Luton

Fri 6/3

09:30-18:50

2 stops46h 20m

Sydney Kingsford Smith

Fri 20/3

21:15-23:10

2 stops36h 55m

$1,734

LondonSydney

LTN - SYD

LTNSYD

London Luton

Mon 23/2

08:40-18:50

2 stops47h 10m

Sydney Kingsford Smith

Fri 13/3

21:15-23:10

2 stops36h 55m

$1,755

Flights are sorted by cheapest return flights first.

Deals found on 28/12

Showing 1-10 of 60 results

...

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.

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

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 57 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.

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

Currently, February is the cheapest month in which you can book a flight from London to Sydney (average of $665). Flying from London to Sydney in January is currently the most expensive (average of $1,505). 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?

It’s typically best to fly out from London to Sydney in the afternoon. Doing so could potentially save you 21% on the flight price compared to flying at midday, which is usually more expensive.

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 Monday, which is when the least amount of flights are scheduled (3 on average).

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

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

Shanghai (PVG) – chosen by Cheapflights users on 14% of one-stop itineraries from London to Sydney on Cheapflights.

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

Shanghai (PVG) is the most affordable one-stop option, with an average return flight price of $1,509.

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 Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 1h 36m.

Reviews of airlines servicing Sydney

See what other customers who have flown with Qantas Airways, China Southern, andEtihad Airways 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.

Qantas Airways

7.5

Good

957 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Qantas Airways

7.5

Good

957 reviews

Qantas Airways

7.5

Good

957 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

China Southern

7.5

Good

123 reviews

Qantas Airways

7.5

Good

957 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Etihad Airways

7.4

Good

1,340 reviews

Qantas Airways

7.5

Good

957 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

China Eastern

7.2

Good

184 reviews

Qantas Airways

7.5

Good

957 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Air India

5.5

Fair

2,958 reviews

Qantas Airways

7.5

Good

957 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

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 3 inbound flights from London per day. 14 airlines have flights to Sydney Kingsford Smith from London on a regular basis.
How long is the flight from London to Sydney?
Turkish Airlines, Emirates, and KLM can get you from London to Sydney in just under 21h 25m. Your travel time can differ by up to 10h 55m. The distance from London to Sydney is about 16943 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 Air China. Our recent data shows that you can find tickets from as low as $1,035 on this airline. Additional options worth looking into are China Eastern and China Southern, starting at $1,063 and $1,073 round-trip. Air China is priced at 45% 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?
$727 is the cheapest one-way deal found within the past few days, from China Eastern. You may also be able to find cheap deals on Air China and China Southern, with prices starting from $748 and $799, 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 $2,029, our data indicates the cheapest price to be $1,313. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,104.
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, February is the cheapest month in which you can book a flight from London to Sydney (average of $665). Flying from London to Sydney in January is currently the most expensive (average of $1,505). 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.

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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

Malaysia Airlines flights from London to Sydney Kingsford Smith

Air China flights from London to Sydney Kingsford Smith

Alternative routes for London to Sydney

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Stansted to Sydney flights

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Direct flights to New South Wales

Other flights to Sydney

Top 10 airlines flying from London to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Air China	Cheapest$1,035	Average$2,200	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Eastern	Cheapest$1,063	Average$1,567	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
China Southern	Cheapest$1,077	Average$1,485	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air India	Cheapest$1,464	Average$2,080	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Malaysia Airlines	Cheapest$1,497	Average$2,043	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights
China Airlines	Cheapest$1,525	Average$1,666	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
Etihad Airways	Cheapest$1,545	Average$2,581	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Cathay Pacific	Cheapest$1,621	Average$1,830	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
British Airways	Cheapest$1,634	Average$1,792	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Emirates	Cheapest$1,666	Average$2,077	FlexibilityNo cancel fee	On-time75%	Search Emirates flights

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

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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.

Can Cheapflights notify me if prices for flights from London to Sydney become cheaper?

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 $952

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Sydney Kingsford Smith are usually found in May or June, booked 57 days in advance, depart on a Thursday or Tuesday and return on a Monday

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 29 December 2025.

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 29 December 2025.

Find flight deals from London to Sydney

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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

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

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

Use this chart to determine the optimal time to book a return flight from London to Sydney. Price data was last updated on 26 December 2025.

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 29 December 2025.

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 29 December 2025.

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

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.

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.

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.

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.

Reviews of airlines servicing Sydney

See what other customers who have flown with Qantas Airways, China Southern, andEtihad Airways 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

Find useful and relevant information for your journey from London to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

How long is the flight from London to Sydney?

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

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

What are the most popular routes from London to Sydney?

What are the cheapest flights from London to Sydney?

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

How can I find direct flights from London to Sydney?

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?

Travelling to a place near Sydney?

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Fly from London to Sydney on these airlines

Choose from the following airlines for your flight from London to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 29 December 2025.

Top 10 airlines flying from London to Sydney

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

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

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

Can Cheapflights notify me if prices for flights from London to Sydney become cheaper?

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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 29 December 2025.