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Cheap flights from Sydney to London from £306

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 15/6. 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
0 bags

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Cheap return flights

China Eastern Logo
21:30 - 06:30SYD-LGW
44h 00m1 stop
China Eastern Logo
10:30 - 10:00LGW-SYD
36h 30m1 stop
£607China Eastern
Find Deal
Sat, 15 Nov - Thu, 27 Nov
China Eastern Logo
11:00 - 15:00SYD-LGW
37h 00m1 stop
China Eastern Logo
11:35 - 07:40LGW-SYD
35h 05m2 stops
£609China Eastern
Find Deal
Mon, 2 Jun - Thu, 5 Jun
China Eastern Logo
12:00 - 15:00SYD-LGW
36h 00m2 stops
China Eastern Logo
11:35 - 08:00LGW-SYD
35h 25m3 stops
£612China Eastern
Find Deal
Wed, 18 Jun - Wed, 25 Jun
China Southern Logo
22:15 - 18:30SYD-LGW
30h 15m2 stops
China Southern Logo
20:25 - 20:20LGW-SYD
36h 55m2 stops
£622China Southern
Find Deal
Mon, 13 Oct - Sat, 8 Nov
China Southern Logo
11:25 - 18:15SYD-LHR
41h 50m1 stop
China Southern Logo
22:00 - 20:20LHR-SYD
35h 20m1 stop
£639China Southern
Find Deal
Mon, 3 Nov - Mon, 10 Nov
Turkish Airlines Logo
21:55 - 13:00SYD-LGW
49h 05m2 stops
Turkish Airlines Logo
14:00 - 20:00LGW-SYD
44h 00m2 stops
£722Turkish Airlines
Find Deal
Tue, 7 Oct - Wed, 22 Oct
Turkish Airlines Logo
20:55 - 09:55SYD-LGW
46h 00m2 stops
Turkish Airlines Logo
14:00 - 19:00LGW-SYD
44h 00m2 stops
£724Turkish Airlines
Find Deal
Tue, 29 Jul - Tue, 19 Aug
Singapore Airlines Logo
16:10 - 06:25SYD-LGW
25h 15m1 stop
Singapore Airlines Logo
09:20 - 21:15LGW-SYD
24h 55m1 stop
£779Singapore Airlines
Find Deal
Mon, 17 Nov - Wed, 18 Mar
Emirates Logo
21:45 - 12:05SYD-STN
25h 20m1 stop
Emirates Logo
14:05 - 07:35STN-SYD
30h 30m2 stops
£957Emirates
Find Deal
Sun, 16 Nov - Sun, 15 Mar
Emirates Logo
06:00 - 12:05SYD-STN
41h 05m1 stop
Emirates Logo
14:05 - 22:30STN-SYD
21h 25m1 stop
£957Emirates
Find Deal
Thu, 6 Nov - Wed, 12 Nov

Air India flights from Sydney to London

Our best Air India deals on Sydney to London flight tickets
Air India
11 Jun
SYD19:30Sydney Kingsford Smith
33h 30m
1 stop
LHR20:00London Heathrow
14 Jun
LHR13:15London Heathrow
43h 45m
1 stop
SYD18:00Sydney Kingsford Smith
Air India
8 Jun
SYD19:30Sydney Kingsford Smith
32h 30m
1 stop
LHR19:00London Heathrow
21 Jun
LHR09:45London Heathrow
23h 15m
1 stop
SYD18:00Sydney Kingsford Smith
Air India
4 Jun
SYD19:30Sydney Kingsford Smith
25h 35m
1 stop
LHR12:05London Heathrow
9 Jun
LHR09:45London Heathrow
23h 15m
1 stop
SYD18:00Sydney Kingsford Smith

Hainan Airlines flights from Sydney to London

Our best Hainan Airlines deals on Sydney to London flight tickets
Hainan Airlines
5 Jun
SYD21:00Sydney Kingsford Smith
31h 30m
2 stops
LHR19:30London Heathrow
9 Jun
LHR22:00London Heathrow
55h 15m
2 stops
SYD14:15Sydney Kingsford Smith
Hainan Airlines
29 May
SYD21:00Sydney Kingsford Smith
31h 30m
2 stops
LHR19:30London Heathrow
2 Jun
LHR22:00London Heathrow
55h 15m
2 stops
SYD14:15Sydney Kingsford Smith

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?

The cheapest month to fly to London from Sydney is in October. Flight prices, which tend to average around £773, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Sydney averaging around £781.

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

Our data shows that Tuesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £1,088. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to London for around £1,378.

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 evening when flights can be purchased for as low as £882. Flights in the afternoon are often more expensive, with an average ticket price of £1,379.

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 26 weeks ahead of your departure date. In general, you can expect to find flights to London for around £969 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Sydney for as low as £885 on momondo.

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

There are 3 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 7% 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 May 2025, prices for Sydney to London flights are approximately 6% cheaper 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

£306

Fastest flight time

24h 45m

Direct flights

Every day

Airports in London

5 airports
The best one-way flight to London from Sydney in the past 72 hours is £306. The best return flight deal from Sydney to London found on momondo in the last 72 hours is £607.
The fastest flight from Sydney to London takes 24h 45m
Direct flights go from Sydney to London every day.
There are 5 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW)

  • How far is Sydney Kingsford Smith to London by plane?

    Sydney Kingsford Smith and London are 10552.8 mi apart from one another. Flights usually cover this in 25h 00m, depending on flying conditions and air traffic around both airports.

  • 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 were last updated today.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. 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 travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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 £599Free CancellationRating
7.5
97 reviews
Search China Southern flights
Air ChinaPriceFrom £618Free CancellationRating
7.2
92 reviews
Search Air China flights
China EasternPriceFrom £682Free CancellationRating
7.2
150 reviews
Search China Eastern flights
Air IndiaPriceFrom £718Free CancellationRating
5.5
2,909 reviews
Search Air India flights
Etihad AirwaysPriceFrom £721Free CancellationRating
7.4
1,208 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom £730Free CancellationRating
7.3
3,810 reviews
Search Turkish Airlines flights
Cathay PacificPriceFrom £744Free CancellationRating
7.5
874 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom £763Free CancellationRating
8.1
1,298 reviews
Search Singapore Airlines flights
Malaysia AirlinesPriceFrom £779Free CancellationRating
7.4
259 reviews
Search Malaysia Airlines flights
EmiratesPriceFrom £855Free CancellationRating
8.0
3,243 reviews
Search Emirates flights
  • Qantas Airways Flights From Sydney to London

    Qantas Airways flight deals from Sydney to London start from £1,263 round-trip. Over the 7 Qantas Airways flights for this route in a normal week, average airfare is usually £2,004 round-trip - but some users have found much cheaper deals with momondo.


Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Southend-on-Sea
Slough
Maidstone
Gatwick
Ipswich
Canterbury
Ilford
Margate
Dartford
Hounslow
Colchester
Guildford
Worthing
Winchester
Crawley
Croydon
Chelmsford

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?

Flights from Sydney to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Sydney and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Sydney to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they 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.

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1 adult
Wed 28/5
Wed 4/6

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 35.6 mi from London