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Cheap flights from Sydney to London from £302

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 11/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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China Eastern Logo
20:30 - 18:40SYD-LHR
31h 10m1 stop
China Eastern Logo
21:20 - 12:35LHR-SYD
30h 15m1 stop
£625China Eastern
Find Deal
Tue, 29 Jul - Wed, 3 Sep
China Eastern Logo
20:30 - 18:40SYD-LHR
31h 10m1 stop
China Eastern Logo
21:20 - 09:00LHR-SYD
26h 40m1 stop
£626China Eastern
Find Deal
Tue, 29 Jul - Wed, 3 Sep
China Southern Logo
11:25 - 18:15SYD-LHR
41h 50m1 stop
China Southern Logo
22:00 - 20:20LHR-SYD
35h 20m1 stop
£630China Southern
Find Deal
Mon, 3 Nov - Tue, 18 Nov
China Southern Logo
11:25 - 18:15SYD-LHR
41h 50m1 stop
China Southern Logo
22:00 - 20:20LHR-SYD
35h 20m1 stop
£631China Southern
Find Deal
Mon, 3 Nov - Tue, 18 Nov
Air China Logo
19:40 - 20:30SYD-LHR
33h 50m1 stop
Air China Logo
22:00 - 14:50LHR-SYD
31h 50m2 stops
£662Air China
Find Deal
Sun, 3 Aug - Tue, 9 Sep
Air China Logo
19:45 - 17:45SYD-LHR
31h 00m1 stop
Air China Logo
20:25 - 14:50LHR-SYD
33h 25m1 stop
£681Air China
Find Deal
Mon, 4 Aug - Tue, 26 Aug
Turkish Airlines Logo
20:55 - 09:50SYD-LHR
45h 55m2 stops
Turkish Airlines Logo
22:25 - 20:00LHR-SYD
35h 35m2 stops
£728Turkish Airlines
Find Deal
Wed, 1 Oct - Wed, 15 Oct
Turkish Airlines Logo
20:55 - 20:50SYD-LHR
32h 55m2 stops
Turkish Airlines Logo
11:20 - 20:00LHR-SYD
46h 40m2 stops
£741Turkish Airlines
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Tue, 23 Sep - Tue, 14 Oct
Malaysia Airlines Logo
10:25 - 05:55SYD-LHR
29h 30m1 stop
Malaysia Airlines Logo
10:25 - 20:35LHR-SYD
23h 10m1 stop
£753Malaysia Airlines
Find Deal
Fri, 10 Oct - Mon, 24 Nov
Malaysia Airlines Logo
22:10 - 16:35SYD-LHR
28h 25m1 stop
Malaysia Airlines Logo
10:25 - 20:35LHR-SYD
23h 10m1 stop
£798Malaysia Airlines
Find Deal
Fri, 10 Oct - Mon, 24 Nov

Malaysia Airlines flights from Sydney to London Heathrow Airport

Our best Malaysia Airlines deals on Sydney to London Heathrow Airport flight tickets
Malaysia Airlines
10 Oct
SYD10:25Sydney Kingsford Smith
29h 30m
1 stop
LHR05:55London Heathrow
24 Nov
LHR10:25London Heathrow
23h 10m
1 stop
SYD20:35Sydney Kingsford Smith
Malaysia Airlines
10 Oct
SYD22:10Sydney Kingsford Smith
28h 25m
1 stop
LHR16:35London Heathrow
24 Nov
LHR10:25London Heathrow
23h 10m
1 stop
SYD20:35Sydney Kingsford Smith
Malaysia Airlines
12 Oct
SYD10:25Sydney Kingsford Smith
29h 30m
1 stop
LHR05:55London Heathrow
2 Nov
LHR21:25London Heathrow
23h 30m
1 stop
SYD07:55Sydney Kingsford Smith

SWISS flights from Sydney to London Heathrow Airport

Our best SWISS deals on Sydney to London Heathrow Airport flight tickets
SWISS
13 Oct
SYD12:00Sydney Kingsford Smith
29h 55m
2 stops
LHR07:55London Heathrow
11 Nov
LHR18:40London Heathrow
30h 10m
2 stops
SYD11:50Sydney Kingsford Smith
SWISS
14 Jun
SYD14:05Sydney Kingsford Smith
26h 50m
2 stops
LHR07:55London Heathrow
18 Jun
LHR18:40London Heathrow
26h 30m
2 stops
SYD06:10Sydney Kingsford Smith
SWISS
17 Jun
SYD14:05Sydney Kingsford Smith
26h 50m
2 stops
LHR07:55London Heathrow
20 Jun
LHR18:40London Heathrow
26h 30m
2 stops
SYD06:10Sydney Kingsford Smith

See travel insights to London from

How to get the cheapest flight ticket from Sydney to London Heathrow Airport

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 Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Sydney to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £770. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Sydney averaging around £795.

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

On average, the least expensive day to fly to London Heathrow Airport from Sydney is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £1,060. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Monday is £1,368.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Sydney to London Heathrow Airport in the morning for as low as £937. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £1,362 on average. Flights to London Heathrow Airport from Sydney in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

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

You are more likely to see cheaper flights to London Heathrow Airport from Sydney when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £959 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Sydney for as low as £874 on momondo.

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

There are 3 cabin classes available to choose from on Sydney Kingsford Smith to London Heathrow 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 Heathrow Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Sydney to London Heathrow Airport flight.

How have Sydney to London Heathrow Airport flight prices changed over time?

As of June 2025, prices for Sydney to London Heathrow Airport flights are approximately 26% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to London Heathrow Airport

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

Cheap Sydney to London Heathrow Airport (SYD to LHR) flight deals and tips

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

Best price found

£302

Fastest flight time

24h 15m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Sydney in the past 72 hours is £302. The best return flight deal from Sydney to London Heathrow Airport found on momondo in the last 72 hours is £625.
The fastest flight from Sydney to London Heathrow Airport takes 24h 15m
Direct flights go from Sydney to London Heathrow Airport every day.

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

    A flight from Sydney Kingsford Smith to London Heathrow will travel around 10566.1 mi. Typically, this will take 27h 10m by plane in normal conditions.

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

    Prices for flights from Sydney Kingsford Smith Airport to London Heathrow Airport were last updated today.

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

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

    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 Heathrow Airport.

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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


Best airlines flying from Sydney to London Heathrow Airport

Compare and see reviews for airlines that fly from Sydney to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £591Free CancellationRating
7.5
99 reviews
Search China Southern flights
Air ChinaPriceFrom £657Free CancellationRating
7.2
92 reviews
Search Air China flights
Air IndiaPriceFrom £680Free CancellationRating
5.5
2,914 reviews
Search Air India flights
China EasternPriceFrom £686Free CancellationRating
7.2
150 reviews
Search China Eastern flights
Etihad AirwaysPriceFrom £712Free CancellationRating
7.4
1,211 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom £722Free CancellationRating
7.3
3,848 reviews
Search Turkish Airlines flights
Cathay PacificPriceFrom £732Free CancellationRating
7.5
892 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom £745Free CancellationRating
7.4
3,584 reviews
Search Qatar Airways flights
Malaysia AirlinesPriceFrom £769Free CancellationRating
7.4
263 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom £793Free CancellationRating
8.1
1,304 reviews
Search Singapore Airlines flights
  • Qantas Airways Flights From Sydney to London Heathrow Airport

    Qantas Airways is one of the most popular airlines flying from Sydney to London Heathrow Airport, operating 7 flights/week on average for this route. A good Qantas Airways flight deal for Sydney to London Heathrow Airport starts from £1,263 round-trip, up to an average price of £1,864. Our users have rated Qantas Airways at 7.5/10.


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
Northampton
Swindon
Stratford-upon-Avon
Maidstone
Gatwick
Canterbury
Ipswich
Ilford
Margate
Dartford
Hounslow
Colchester
Salisbury
Worthing
Guildford

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?

Yes. momondo enables you to select and highlight flights to London from Sydney with this policy.

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?

Of course. momondo tracks the price of Sydney to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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