How long is the flight from Sydney to London?

China Eastern, Turkish Airlines, and Etihad Airways can get you from Sydney to London in just under 29h 25m. Your travel time can differ by up to 14h 45m. The distance from Sydney to London is about 10568 mi. This flight may include one or multiple stops.

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

Flying on China Southern is currently your cheapest option to London, with prices starting at £602. Additional return tickets that might be worth considering are offered by Air China and China Eastern, with the lowest prices starting at £663 and £677, respectively. China Southern is 34% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Sydney to London?

The most popular flight routes from Sydney to London are Sydney Kingsford Smith - London Heathrow, Sydney Kingsford Smith - London Gatwick and Sydney Kingsford Smith - London Stansted.

What are the cheapest flights from Sydney to London?

Looking for the cheapest flight from Sydney to London? While on average our users pay £933, our data indicates the cheapest price to be £684. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £616.

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

Before booking your flight from Sydney to London check out the most popular airlines for this route: Air India, British Airways or Air China.

What is the cheapest day to fly round-trip from Sydney to London?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 33% on your flight compared to booking on days when demand is much higher.

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

To save up to 15% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Sydney to London from £872 1-2 weeks out and tickets from £1,033 for flights departing within the next 72 hours.

What is the cheapest month to fly from Sydney to London?

Flights from Sydney to London lean towards being more expensive in December. Prices are generally better when you fly from Sydney to London in February, with the cheapest ticket starting at £585.

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

For a flight from Sydney to London, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London per day. 14 airlines have flights to London from Sydney Kingsford Smith on a regular basis.

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

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

How can I find direct flights from Sydney to London?

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

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

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

£344+ Cheap Flights from Sydney to London

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in February or October, booked 62 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Sydney to London

Round-trip from	£696
One-way from	£344
Popular in	December
Cheapest in	February
Average price	£892
Good round-trip deal	£1,163 or less
Good one-way deal	£691 or less

China Southern
21/11-6/12
4 total stops
67h 15m total
Sydney to London

Search Deals

21/10
2 total stops
36h 50m total
Sydney to London

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£94 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

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

Search Deals

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

Search Deals

Find flight deals from Sydney to London

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.

Wed 22/1012:00SYD - LHR

1 stop40h 40mChina Eastern

Sat 1/1121:00LHR - SYD

1 stop26h 00mChina Eastern

Deal found 27/8£699

Sun 12/1016:40SYD - LHR

1 stop30h 05mEtihad Airways

Tue 18/1120:55LHR - SYD

1 stop34h 00mEtihad Airways

Deal found 26/8£702

Sun 7/920:30SYD - LGW

1 stop43h 00mChina Eastern

Wed 22/1011:35LGW - SYD

3 stops35h 25mChina Eastern

Deal found 27/8£703

Wed 3/911:00SYD - LHR

1 stop40h 40mChina Eastern

Wed 17/921:20LHR - SYD

1 stop26h 40mChina Eastern

Deal found 26/8£704

Sat 25/1012:20SYD - LHR

2 stops40h 10mChina Eastern

Sun 2/1121:00LHR - SYD

1 stop29h 35mChina Eastern

Deal found 27/8£705

Tue 11/1112:00SYD - LGW

1 stop29h 30mChina Eastern

Fri 28/1110:30LGW - SYD

3 stops37h 30mChina Eastern

Deal found 25/8£705

Thu 23/1022:15SYD - LHR

1 stop30h 45mChina Southern

Sun 16/1122:00LHR - SYD

1 stop24h 25mChina Southern

Deal found 26/8£705

Thu 23/1022:15SYD - LHR

1 stop30h 45mChina Southern

Mon 3/1122:00LHR - SYD

1 stop35h 20mChina Southern

Deal found 27/8£706

Sun 7/919:40SYD - LGW

1 stop43h 55mAir China

Thu 18/912:35LGW - SYD

1 stop41h 15mAir China

Deal found 25/8£706

Sun 26/1022:00SYD - LHR

1 stop31h 15mChina Southern

Mon 10/1122:00LHR - SYD

1 stop24h 25mChina Southern

Deal found 26/8£707

Sun 7/920:30SYD - LGW

1 stop43h 00mChina Eastern

Wed 24/911:35LGW - SYD

3 stops35h 25mChina Eastern

Deal found 25/8£707

Wed 15/1013:50SYD - LGW

2 stops39h 00mMultiple Airlines

Mon 27/1019:20LGW - SYD

2 stops36h 30mMultiple Airlines

Deal found 26/8£708

Best flights from Sydney to London
Discover carefully curated flight deals from Sydney to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 August 2025.

Mon 20/1016:40SYD - STN

2 stops29h 45mMultiple Airlines

Sun 2/1112:35STN - SYD

2 stops31h 00mMultiple Airlines

Deal found 26/8£719

Sun 26/1012:00SYD - LGW

1 stop29h 30mChina Eastern

Sat 1/1117:00LGW - SYD

1 stop30h 00mChina Eastern

Deal found 28/8£728

Wed 29/1021:45SYD - LGW

2 stops29h 25mTurkish Airlines

Thu 6/1106:25LGW - SYD

2 stops26h 25mTurkish Airlines

Deal found 27/8£733

Sat 15/1121:30SYD - LHR

1 stop44h 10mEtihad Airways

Sun 30/1108:50LHR - SYD

1 stop34h 45mEtihad Airways

Deal found 27/8£755

Mon 27/1015:15SYD - LCY

2 stops28h 20mSWISS

Tue 11/1119:10LCY - SYD

2 stops25h 05mSWISS

Deal found 26/8£941

Mon 20/1021:30SYD - LTN

2 stops35h 50mMultiple Airlines

Sun 2/1117:00LTN - SYD

2 stops26h 35mMultiple Airlines

Deal found 26/8£731

Wed 29/1021:45SYD - LGW

2 stops29h 25mTurkish Airlines

Fri 7/1110:05LGW - SYD

2 stops46h 45mTurkish Airlines

Deal found 27/8£733

Sun 8/212:00SYD - LGW

1 stop37h 00mChina Eastern

Mon 23/317:00LGW - SYD

1 stop33h 35mChina Eastern

Deal found 27/8£737

Fri 24/1021:30SYD - LHR

1 stop27h 45mEtihad Airways

Sun 16/1120:55LHR - SYD

1 stop34h 00mEtihad Airways

Deal found 26/8£755

Sun 8/221:45SYD - LGW

2 stops29h 25mTurkish Airlines

Mon 23/310:05LGW - SYD

2 stops46h 45mTurkish Airlines

Deal found 27/8£737

Sat 25/1012:00SYD - LGW

1 stop29h 30mChina Eastern

Wed 19/1110:30LGW - SYD

1 stop40h 05mChina Eastern

Deal found 28/8£752

Sun 26/1016:35SYD - LHR

1 stop25h 05mEtihad Airways

Wed 19/1120:55LHR - SYD

1 stop22h 40mEtihad Airways

Deal found 26/8£755

Direct flights from Sydney to London
Explore direct flight options from Sydney to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 August 2025.

Mon 10/1115:55SYD - LHR

Nonstop25h 20mQantas Airways

Sun 30/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 27/8£950

Mon 13/1015:50SYD - LHR

Nonstop24h 45mQantas Airways

Mon 10/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 25/8£960

Tue 28/1015:55SYD - LHR

Nonstop25h 20mQantas Airways

Fri 7/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 27/8£968

Sat 4/1014:50SYD - LHR

Nonstop24h 45mQantas Airways

Thu 13/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 26/8£969

Fri 10/1015:50SYD - LHR

Nonstop24h 45mQantas Airways

Mon 24/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 25/8£970

Wed 15/1015:50SYD - LHR

Nonstop24h 45mQantas Airways

Sat 15/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 25/8£979

Wed 17/914:50SYD - LHR

Nonstop24h 45mQantas Airways

Sun 21/920:50LHR - SYD

Nonstop23h 20mQantas Airways

Deal found 27/8£984

Sun 14/914:50SYD - LHR

Nonstop24h 45mQantas Airways

Sun 21/920:50LHR - SYD

Nonstop23h 20mQantas Airways

Deal found 26/8£985

Fri 10/1015:50SYD - LHR

Nonstop24h 45mQantas Airways

Sat 22/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 27/8£986

Fri 3/1014:50SYD - LHR

Nonstop24h 45mQantas Airways

Fri 7/1120:10LHR - SYD

Nonstop23h 25mQantas Airways

Deal found 26/8£987

Last-minute flights from Sydney to London
Discover last-minute flight deals from Sydney to London. Data last updated 28 August 2025 and is based on user searches.

Tue 2/911:00SYD - LGW

1 stop37h 00mChina Eastern

Tue 9/911:35LGW - SYD

1 stop36h 25mChina Eastern

Deal found 27/8£697

Tue 2/911:00SYD - LHR

1 stop40h 40mChina Eastern

Sat 6/921:20LHR - SYD

1 stop26h 40mChina Eastern

Deal found 26/8£707

Wed 3/911:00SYD - LHR

1 stop40h 40mChina Eastern

Wed 17/921:20LHR - SYD

1 stop26h 40mChina Eastern

Deal found 26/8£704

Wed 3/911:00SYD - LHR

1 stop40h 40mChina Eastern

Mon 8/921:20LHR - SYD

1 stop26h 40mChina Eastern

Deal found 27/8£726

Thu 4/911:00SYD - LGW

1 stop28h 30mChina Eastern

Mon 15/911:35LGW - SYD

1 stop36h 25mChina Eastern

Deal found 27/8£727

Fri 5/912:00SYD - LHR

2 stops39h 40mChina Eastern

Sat 6/921:20LHR - SYD

1 stop30h 15mChina Eastern

Deal found 27/8£711

Sun 7/920:30SYD - LGW

1 stop43h 00mChina Eastern

Wed 22/1011:35LGW - SYD

3 stops35h 25mChina Eastern

Deal found 27/8£703

Sun 7/919:40SYD - LGW

1 stop43h 55mAir China

Sun 21/911:25LGW - SYD

2 stops42h 25mAir China

Deal found 26/8£714

Mon 8/910:15SYD - LHR

1 stop41h 45mChina Southern

Mon 22/922:10LHR - SYD

1 stop36h 15mChina Southern

Deal found 26/8£714

Tue 9/919:40SYD - LHR

1 stop31h 05mAir China

Fri 19/922:40LHR - SYD

1 stop31h 10mAir China

Deal found 26/8£718

Wed 10/914:00SYD - LHR

2 stops36h 45mMultiple Airlines

Wed 17/922:40LHR - SYD

2 stops35h 00mMultiple Airlines

Deal found 25/8£719

Tue 30/921:45SYD - LHR

1 stop30h 15mChina Southern

Sun 2/1121:30LHR - SYD

2 stops35h 50mChina Southern

Deal found 26/8£723

One-way flights from Sydney to London
Search for one-way flight options from Sydney to London. Find affordable one-way fares based on user searches. Data last updated 28 August 2025.

Tue 21/1016:10SYD - LHR

2 stops36h 50mMultiple Airlines

Deal found 26/8£344

Tue 21/1016:10SYD - LGW

2 stops48h 55mMultiple Airlines

Deal found 26/8£344

Tue 4/1121:25SYD - LTN

3 stops51h 35mMultiple Airlines

Deal found 26/8£345

Wed 15/1021:25SYD - LHR

3 stops32h 35mMultiple Airlines

Deal found 26/8£345

Sun 15/220:05SYD - LGW

3 stops37h 00mMultiple Airlines

Deal found 27/8£345

Wed 22/1011:15SYD - STN

3 stops40h 45mMultiple Airlines

Deal found 27/8£345

Mon 20/1011:15SYD - LHR

1 stop40h 35mVietnam Airlines

Deal found 27/8£346

Sun 1/214:20SYD - LGW

2 stops45h 35mMultiple Airlines

Deal found 26/8£346

Thu 9/1013:50SYD - LHR

3 stops40h 10mMultiple Airlines

Deal found 26/8£347

Wed 22/1011:15SYD - LGW

1 stop29h 50mChina Southern

Deal found 27/8£347

Sun 1/214:20SYD - LTN

2 stops43h 50mMultiple Airlines

Deal found 26/8£347

Sun 12/1016:10SYD - LHR

2 stops36h 50mMultiple Airlines

Deal found 25/8£347

Fly from

Fly to

Route

Depart

Return

Price

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Mon 20/10

16:40-12:25

2 stops29h 45m

London Stansted

Sun 2/11

12:35-06:35

2 stops31h 00m

£719

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 26/10

12:00-06:30

1 stop29h 30m

London Gatwick

Sat 1/11

17:00-10:00

1 stop30h 00m

£728

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Mon 20/10

21:30-23:20

2 stops35h 50m

London Luton

Sun 2/11

17:00-06:35

2 stops26h 35m

£731

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 29/10

21:45-16:10

2 stops29h 25m

London Gatwick

Thu 6/11

06:25-19:50

2 stops26h 25m

£733

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 29/10

21:45-16:10

2 stops29h 25m

London Gatwick

Fri 7/11

10:05-19:50

2 stops46h 45m

£733

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 8/2

12:00-14:00

1 stop37h 00m

London Gatwick

Mon 23/3

17:00-13:35

1 stop33h 35m

£737

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 8/2

21:45-16:10

2 stops29h 25m

London Gatwick

Mon 23/3

10:05-19:50

2 stops46h 45m

£737

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 25/10

12:00-07:30

1 stop29h 30m

London Gatwick

Wed 19/11

10:30-13:35

1 stop40h 05m

£752

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 28/10

21:30-06:30

1 stop44h 00m

London Gatwick

Fri 28/11

10:30-10:00

1 stop36h 30m

£754

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sat 15/11

21:30-06:40

1 stop44h 10m

London Heathrow

Sun 30/11

08:50-06:35

1 stop34h 45m

£755

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 60 results

...

Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London from Sydney 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 Sydney to London

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

The price you pay for your flight from Sydney to London may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Sydney to London (average of £112). Flying from Sydney to London in August is currently the most expensive (average of £164). 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 SYD to LON?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 38% on flights from Sydney to London by exploring options for tickets in the evening.

What is the cheapest day to fly from Sydney to London?

Travellers seeking maximum savings on their Sydney to London flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sydney to London

The most flights from SYD to LON 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).

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

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

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

Beijing (PEK) is the most affordable one-stop option, with an average return flight price of £715.

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

Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 23h 36m.

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

Flights via Singapore (SIN) offer the fastest connection on this route, with an average stopover time of 1h 55m.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Sydney to London, such as Emirates, Singapore Airlines, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very Good

3,322 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Emirates

8.1

Very Good

3,322 reviews

Emirates

8.1

Very Good

3,322 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Singapore Airlines

8.1

Very Good

1,352 reviews

Emirates

8.1

Very Good

3,322 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Cathay Pacific

7.6

Good

977 reviews

Emirates

8.1

Very Good

3,322 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

China Eastern

7.2

Good

164 reviews

Emirates

8.1

Very Good

3,322 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

British Airways

6.7

Okay

7,316 reviews

Emirates

8.1

Very Good

3,322 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,Jun 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Related info for your journey

What airport do you fly from for flights from Sydney to London?
For a flight from Sydney to London, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London per day. 14 airlines have flights to London from Sydney Kingsford Smith on a regular basis.
How long is the flight from Sydney to London?
China Eastern, Turkish Airlines, and Etihad Airways can get you from Sydney to London in just under 29h 25m. Your travel time can differ by up to 14h 45m. The distance from Sydney to London is about 10568 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Sydney to London round-trip?
Flying on China Southern is currently your cheapest option to London, with prices starting at £602. Additional return tickets that might be worth considering are offered by Air China and China Eastern, with the lowest prices starting at £663 and £677, respectively. China Southern is 34% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most popular routes from Sydney to London?
The most popular flight routes from Sydney to London are Sydney Kingsford Smith - London Heathrow, Sydney Kingsford Smith - London Gatwick and Sydney Kingsford Smith - London Stansted.
What are the cheapest flights from Sydney to London?
Looking for the cheapest flight from Sydney to London? While on average our users pay £933, our data indicates the cheapest price to be £684. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £616.
Can I find deals for flights from Sydney to London that include hotel bookings?
Yes. In addition to deals on Sydney to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to London.
Can I find deals for business class flights from Sydney to London?
Yes. Cheapflights offers flight deals from Sydney to London 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 Sydney to London?
Currently, January is the cheapest month in which you can book a flight from Sydney to London (average of £112). Flying from Sydney to London in August is currently the most expensive (average of £164). 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

Milton Keynes

Croydon

Hounslow

Gatwick

Slough

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

Folkestone

Ipswich

Chichester

Winchester

Eastbourne

Dartford

Guildford

Romford

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Sydney to London

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£602	Average£985	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Air China	Cheapest£663	Average£780	FlexibilityNo cancel fee	On-time67%	Search Air China flights
China Eastern	Cheapest£677	Average£1,114	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Air India	Cheapest£686	Average£872	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Etihad Airways	Cheapest£719	Average£889	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Turkish Airlines	Cheapest£728	Average£977	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Cathay Pacific	Cheapest£742	Average£932	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Qatar Airways	Cheapest£751	Average£935	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Singapore Airlines	Cheapest£761	Average£940	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights
Malaysia Airlines	Cheapest£776	Average£1,057	FlexibilityNo cancel fee	On-time67%	Search Malaysia Airlines flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Sydney.

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

Need flexible booking options for your flight to London from Sydney? 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 Sydney to London 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 Sydney to London from £344

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in February or October, booked 62 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap flight deals from Sydney to London

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Find flight deals from Sydney to London

Cheapest flights from Sydney to LondonExplore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.

Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.

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

Best time to book a flight from Sydney to London

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Sydney to London. Price data was last updated on 22 August 2025.

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

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

Find hourly flight availability from Sydney to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 August 2025.

What is the cheapest day to fly from Sydney to London?

Use this chart to determine the cheapest time to fly return from Sydney to London. Price data was last updated on 16 December 2024.

Weekly flight availability from Sydney to London

Explore weekly flight availability from Sydney to London. 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 28 August 2025.

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

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

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

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

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

Shortest average travel time for one-stop one-way flights from Sydney to London, 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 Sydney to London?

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

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Sydney to London, such as Emirates, Singapore Airlines, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sydney to London. 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 from for flights from Sydney to London?

How long is the flight from Sydney to London?

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

What are the most popular routes from Sydney to London?

What are the cheapest flights from Sydney to London?

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

How can I find direct flights from Sydney to London?

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

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

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Alternative routes for Sydney to London

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Top 10 airlines flying from Sydney to London

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Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.