Cheap flights from Sydney to London from $662

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to London departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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China Southern Logo
21:45 - 18:30
SYD
-
LGW
29h 45m
2 stops
China Southern Logo
21:30 - 12:35
LGW
-
SYD
30h 05m
2 stops
$1,576China Southern
Mon, 25 May - Tue, 9 Jun
Multiple Airlines Logo
10:05 - 07:05
SYD
-
LGW
30h 00m
1 stop
Multiple Airlines Logo
11:35 - 09:00
LGW
-
SYD
36h 25m
1 stop
$1,585Multiple Airlines
Wed, 27 May - Tue, 9 Jun
China Eastern Logo
11:00 - 06:40
SYD
-
LGW
28h 40m
1 stop
China Eastern Logo
18:05 - 12:35
LGW
-
SYD
33h 30m
1 stop
$1,598China Eastern
Tue, 26 May - Mon, 8 Jun
Turkish Airlines Logo
21:05 - 16:50
SYD
-
STN
28h 45m
2 stops
Turkish Airlines Logo
10:50 - 19:10
STN
-
SYD
47h 20m
2 stops
$1,598Turkish Airlines
Tue, 12 May - Wed, 24 Jun
Turkish Airlines Logo
21:05 - 16:50
SYD
-
STN
28h 45m
2 stops
Turkish Airlines Logo
17:45 - 19:10
STN
-
SYD
40h 25m
2 stops
$1,601Turkish Airlines
Tue, 26 May - Tue, 9 Jun
Etihad Airways Logo
16:35 - 06:40
SYD
-
LHR
25h 05m
1 stop
Etihad Airways Logo
19:20 - 17:55
LHR
-
SYD
35h 35m
1 stop
$1,609Etihad Airways
Mon, 9 Feb - Tue, 17 Feb
China Eastern Logo
12:00 - 14:00
SYD
-
LGW
37h 00m
1 stop
China Eastern Logo
11:35 - 09:00
LGW
-
SYD
36h 25m
1 stop
$1,621China Eastern
Thu, 26 Mar - Thu, 23 Apr
Etihad Airways Logo
15:40 - 07:00
SYD
-
LHR
24h 20m
1 stop
Etihad Airways Logo
20:50 - 06:10
LHR
-
SYD
24h 20m
1 stop
$1,632Etihad Airways
Wed, 29 Apr - Sat, 27 Jun
SWISS Logo
15:00 - 08:40
SYD
-
LCY
26h 40m
2 stops
SWISS Logo
19:15 - 06:10
LCY
-
SYD
25h 55m
2 stops
$2,022SWISS
Thu, 28 May - Thu, 11 Jun
SWISS Logo
15:15 - 08:40
SYD
-
LCY
28h 25m
2 stops
SWISS Logo
19:10 - 07:15
LCY
-
SYD
25h 05m
2 stops
$2,044SWISS
Wed, 4 Feb - Mon, 2 Mar

Etihad Airways flights from Sydney to London

Our best Etihad Airways deals on Sydney to London flight tickets
Etihad Airways
9 Feb
SYD16:35Sydney Kingsford Smith
25h 05m
1 stop
LHR06:40London Heathrow
17 Feb
LHR19:20London Heathrow
35h 35m
1 stop
SYD17:55Sydney Kingsford Smith
$1,609
Etihad Airways
29 Apr
SYD15:40Sydney Kingsford Smith
24h 20m
1 stop
LHR07:00London Heathrow
27 June
LHR20:50London Heathrow
24h 20m
1 stop
SYD06:10Sydney Kingsford Smith
$1,632
Etihad Airways
11 Mar
SYD16:35Sydney Kingsford Smith
30h 30m
1 stop
LHR12:05London Heathrow
24 Mar
LHR13:55London Heathrow
41h 00m
1 stop
SYD17:55Sydney Kingsford Smith
$1,634

Qantas Airways flights from Sydney to London

Our best Qantas Airways deals on Sydney to London flight tickets
Qantas Airways
11 Feb
SYD11:30Sydney Kingsford Smith
29h 45m
1 stop
LHR06:15London Heathrow
16 Feb
LHR20:10London Heathrow
23h 25m
SYD06:35Sydney Kingsford Smith
$1,686
Qantas Airways
22 Jan
SYD16:15Sydney Kingsford Smith
25h 00m
LHR06:15London Heathrow
8 Feb
LHR20:10London Heathrow
23h 25m
SYD06:35Sydney Kingsford Smith
$1,816
Qantas Airways
21 Jan
SYD16:15Sydney Kingsford Smith
25h 00m
1 stop
LHR06:15London Heathrow
5 Feb
LHR11:50London Heathrow
23h 40m
1 stop
SYD22:30Sydney Kingsford Smith
$1,831

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 12 January 2026.
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

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 25/5

21:45-18:30

2 stops29h 45m

London Gatwick

Tue 9/6

21:30-12:35

2 stops30h 05m

$1,576

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 27/5

10:05-07:05

1 stop30h 00m

London Gatwick

Tue 9/6

11:35-09:00

1 stop36h 25m

$1,585

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 26/5

11:00-06:40

1 stop28h 40m

London Gatwick

Mon 8/6

18:05-12:35

1 stop33h 30m

$1,598

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Tue 12/5

21:05-16:50

2 stops28h 45m

London Stansted

Wed 24/6

10:50-19:10

2 stops47h 20m

$1,598

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Tue 26/5

21:05-16:50

2 stops28h 45m

London Stansted

Tue 9/6

17:45-19:10

2 stops40h 25m

$1,601

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 9/2

16:35-06:40

1 stop25h 05m

London Heathrow

Tue 17/2

19:20-17:55

1 stop35h 35m

$1,609

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 26/3

12:00-14:00

1 stop37h 00m

London Gatwick

Thu 23/4

11:35-09:00

1 stop36h 25m

$1,621

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 29/4

15:40-07:00

1 stop24h 20m

London Heathrow

Sat 27/6

20:50-06:10

1 stop24h 20m

$1,632

SydneyLondon

SYD - LCY

SYDLCY

Sydney Kingsford Smith

Thu 28/5

15:00-08:40

2 stops26h 40m

London City

Thu 11/6

19:15-06:10

2 stops25h 55m

$2,022

SydneyLondon

SYD - LCY

SYDLCY

Sydney Kingsford Smith

Wed 4/2

15:15-08:40

2 stops28h 25m

London City

Mon 2/3

19:10-07:15

2 stops25h 05m

$2,044

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Sydney to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

What is the cheapest month to fly to London?

If you aren’t able to travel during the month of February, then book flights to London from Sydney during May instead. Flights to London in May, while not as cheap as those in February, still average around $1,577.

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

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $2,039. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to London for around $2,418.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as $2,025. In contrast, the most expensive time of day to depart to London is at midday when prices are around $2,372.

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

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

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

You are more likely to see cheaper flights to London from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $1,921 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sydney for as low as $1,799 on momondo.

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

There are 4 cabin classes available to choose from on Sydney Kingsford Smith to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Sydney to London flights?

You could potentially save up to 40% on your flight if you consider stops on a Sydney to London flight.

How have Sydney to London flight prices changed over time?

As of January 2026, prices for Sydney to London flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to London

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

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

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

Best price found

$1,434

Fastest flight time

22h 55m

Direct flights

Every day

Airports in London

6 airports
The best one-way flight to London from Sydney in the past 72 hours is $1,434. The best return flight deal from Sydney to London found on momondo in the last 72 hours is $1,984.
The fastest flight from Sydney to London takes 22h 55m
Direct flights go from Sydney to London every day.
There are 6 airports in London. From Sydney there are direct flights to London Heathrow (LHR).
  • How far is Sydney Kingsford Smith to London by plane?

    A flight from Sydney Kingsford Smith to London will travel around 16983.0 km. By plane, this route typically takes 22h 55m.

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

    Prices for flights from Sydney Kingsford Smith Airport to London are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to London.

  • What documentation or ID do you need to fly to London?

    The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

  • What is the most popular airline from Sydney to London?

Best airlines flying from Sydney to London

Compare and see reviews for airlines that fly from Sydney to London with momondo
Airline
Rating
Free cancellation
Price
China SouthernPriceFrom $1,094Free cancellationRating
7.3
133 reviews
Search China Southern flights
Air ChinaPriceFrom $1,128Free cancellationRating
7.2
136 reviews
Search Air China flights
China EasternPriceFrom $1,184Free cancellationRating
7.2
188 reviews
Search China Eastern flights
Malaysia AirlinesPriceFrom $1,329Free cancellationRating
7.3
289 reviews
Search Malaysia Airlines flights
Turkish AirlinesPriceFrom $1,376Free cancellationRating
7.3
4,155 reviews
Search Turkish Airlines flights
Air IndiaPriceFrom $1,390Free cancellationRating
5.5
2,975 reviews
Search Air India flights
China AirlinesPriceFrom $1,399Free cancellationRating
8.3
798 reviews
Search China Airlines flights
Japan AirlinesPriceFrom $1,438Free cancellationRating
8.3
1,680 reviews
Search Japan Airlines flights
Cathay PacificPriceFrom $1,439Free cancellationRating
7.6
1,130 reviews
Search Cathay Pacific flights
SWISSPriceFrom $1,479Free cancellationRating
7.5
1,846 reviews
Search SWISS flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Wembley
Milton Keynes
Brentford
Abingdon
Deal
Ipswich
Dover
Eastbourne
Slough
Chichester
Canterbury
Kingston upon Thames
Brentwood
Guildford
Sutton
Maidstone
Watford
Ashford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Sydney.

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

momondo does allow users to show only those flights to London from Sydney which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Sydney.

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

Yes momondo offers price alerts on flights to London from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London trip

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

Get notified when prices go down

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1 adult
Wed 11/2
Wed 18/2

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 49.5 km from London