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Cheap flights from Sydney to London from £344

SYD — LON
2 Dec — 9 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in February or May, booked 27 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from Sydney to London

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to London

Thu 5/1115:10 -
1 stop38h 25m
Tue 24/1120:25 -
1 stop25h 10m
Deal found 29/10£721
Thu 5/1122:05 -
2 stops54h 15m
Mon 23/1110:30 -
3 stops35h 35m
Deal found 29/10£721
Wed 11/1115:10 -
2 stops30h 20m
Wed 18/1112:50 -
2 stops34h 10m
Deal found 31/10£722
Wed 4/1112:00 -
1 stop29h 30m
Wed 18/1117:00 -
1 stop30h 00m
Deal found 2/11£722
Sat 14/1112:35 -
1 stop28h 50m
Sun 29/1112:30 -
1 stop35h 05m
Deal found 1/11£723
Thu 12/1112:00 -
1 stop29h 30m
Fri 4/1210:30 -
3 stops35h 30m
Deal found 29/10£723
Thu 12/1115:10 -
1 stop38h 25m
Wed 25/1111:45 -
3 stops35h 50m
Deal found 28/10£724
Tue 3/1115:10 -
1 stop26h 30m
Tue 17/1110:30 -
3 stops59h 35m
Deal found 29/10£724
Thu 12/1115:10 -
1 stop38h 25m
Mon 23/1121:30 -
2 stops28h 50m
Deal found 30/10£724
Fri 6/1112:00 -
1 stop29h 30m
Sat 28/1117:00 -
1 stop30h 00m
Deal found 31/10£725
Fri 6/1115:10 -
1 stop38h 25m
Fri 13/1112:30 -
1 stop35h 05m
Deal found 1/11£726
Tue 3/1121:30 -
1 stop27h 30m
Tue 10/1110:30 -
1 stop36h 30m
Deal found 31/10£726

Find flight deals from Sydney to London

Round-trip from

£721

One-way from

£344

Popular in

December

Cheapest in

February

Average price

£877

Good round-trip deal

£1,318 or less

Good one-way deal

£887 or less
Air China
  • Air China
  • 5/11-24/11
  • 2 total stops
  • 63h 35m total
  • Sydney to London
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Shenzhen Airlines
  • Shenzhen Airlines
  • 13/1-31/12
  • 1 total stop
  • 33h 20m total
  • Sydney to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£61 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
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Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Sydney Kingsford Smith to London (LON).
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Price to beat on a one-way flight from Sydney Kingsford Smith to London (LON).
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Fri 13/11

13:25-07:35

3 stops53h 10m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£381

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Sat 13/2

13:25-20:50

3 stops42h 25m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£394

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 2/3

12:00-14:15

2 stops37h 15m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£414

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Thu 19/11

21:35-22:35

2 stops36h 00m

London Gatwick

Wed 31/12

00:00-09:00

Nonstop0h 00m

£416

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 23/2

10:30-11:15

2 stops35h 45m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£418

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Sun 24/1

21:35-16:20

2 stops29h 45m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£419

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Sat 6/3

12:00-14:25

2 stops37h 25m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£427

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Sun 8/11

16:50-09:10

2 stops27h 20m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£439

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Wed 31/3

14:00-21:15

3 stops41h 15m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£440

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Mon 15/2

16:50-11:15

2 stops29h 25m

London Luton

Wed 31/12

00:00-09:00

Nonstop0h 00m

£452

Flights are sorted by cheapest return flights first.

Deals found on 31/10

Showing 1-10 of 54 resultsSorted by cheapest first
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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

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Sydney to London (average of £827). Flying from Sydney to London in December is currently the most expensive (average of £1,364). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to London as you normally would.

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).

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

Airfare is below average for this route at the moment.
Sydney to London flights typically cost between £739 and £1,081 in November.
The cheapest return price found within the last 5 days was £721 on Multiple Airlines (5 Nov–24 Nov).

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

Abu Dhabi (AUH) – chosen by Cheapflights users on 23% of one-stop itineraries from Sydney to London on Cheapflights.

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

Guangzhou (CAN) is the most affordable one-stop option, with an average return flight price of £763.

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: 24h 16m.

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

Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average stopover time of 1h 56m.

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 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Sydney to London, such as Emirates,Qantas Airways, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,684 reviews
Check prices

Food

7.9

Boarding

8.2

Entertainment

8.2

Crew

8.4

Overall

8.1

Comfort

8.1

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Emirates
8.1
Very Good
3,684 reviews
Emirates
8.1
Very Good
3,684 reviews
Check prices

Food

7.9

Boarding

8.2

Entertainment

8.2

Crew

8.4

Overall

8.1

Comfort

8.1

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Qantas Airways
7.5
Good
1,122 reviews
Emirates
8.1
Very Good
3,684 reviews
Check prices

Food

7.9

Boarding

8.2

Entertainment

8.2

Crew

8.4

Overall

8.1

Comfort

8.1

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
China Southern
7.5
Good
187 reviews
Emirates
8.1
Very Good
3,684 reviews
Check prices

Food

7.9

Boarding

8.2

Entertainment

8.2

Crew

8.4

Overall

8.1

Comfort

8.1

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Etihad Airways
7.3
Good
1,557 reviews
Emirates
8.1
Very Good
3,684 reviews
Check prices

Food

7.9

Boarding

8.2

Entertainment

8.2

Crew

8.4

Overall

8.1

Comfort

8.1

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
China Eastern
7.3
Good
248 reviews
Emirates
8.1
Very Good
3,684 reviews
Check prices

Food

7.9

Boarding

8.2

Entertainment

8.2

Crew

8.4

Overall

8.1

Comfort

8.1

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

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. 9 airlines have flights to London from Sydney Kingsford Smith on a regular basis.

  • How long is the flight from Sydney to London?

    Turkish Airlines, Virgin Australia, and Qatar Airways can get you from Sydney to London in just under 25h 05m. Your travel time can differ by up to 4h 50m. 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 Etihad Airways is currently your cheapest option to London, with prices starting at £721. Additional return tickets that might be worth considering are offered by British Airways and Qatar Airways, with the lowest prices starting at £755 and £835, respectively. Etihad Airways is 28% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Hainan Airlines, which is currently one of the cheapest options available, starting at £189. China Southern flights start at £195 while deals on Air China start at £198 one-way.

  • 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 Stansted and Sydney Kingsford Smith - London Gatwick.

  • What are the cheapest flights from Sydney to London?

    Looking for the cheapest flight from Sydney to London? While on average our users pay £1,529, our data indicates the cheapest price to be £839. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £652.

  • 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, February is the cheapest month in which you can book a flight from Sydney to London (average of £827). Flying from Sydney to London in December is currently the most expensive (average of £1,364). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Luton
Milton Keynes
Slough
Wembley
Gatwick
Ilford
Hayes
Croydon
Barnet
Eastbourne
Brentford
Southend-on-Sea
Southall
Enfield
Watford
Kingston upon Thames
Dagenham
Dover
Folkestone

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Sydney to London

AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest£721Average£953FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
British AirwaysCheapest£755Average£1,436FlexibilityNo cancel feeOn-time70%
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Qatar AirwaysCheapest£835Average£1,179FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£857Average£1,193FlexibilityNo cancel feeOn-time75%
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Malaysia AirlinesCheapest£894Average£1,435FlexibilityNo cancel feeOn-time67%
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Qantas AirwaysCheapest£904Average£1,301FlexibilityNo cancel feeOn-time74%
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Singapore AirlinesCheapest£954Average£1,148FlexibilityNo cancel feeOn-time81%
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United AirlinesCheapest£1,090Average£1,509FlexibilityNo cancel feeOn-time69%
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Cathay PacificCheapest£1,212Average£1,672FlexibilityNo cancel feeOn-time72%
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