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Cheap flights from London Heathrow Airport to Sydney from €562

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Heathrow Airport to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:45 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
34h 50m2 stops Amsterdam Schiphol Guangzhou Baiyun
Multiple Airlines Logo
15:15 - 18:35SYD  Sydney Kingsford Smith-LHR London Heathrow
38h 20m1 stop Guangzhou Baiyun
€876Multiple Airlines
Mon, 2 Nov - Sun, 15 Nov
China Eastern Logo
21:00 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
29h 35m1 stop Shanghai Pu Dong
China Eastern Logo
12:00 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
40h 30m1 stop Shanghai Pu Dong
€898China Eastern
Sun, 8 Nov - Sun, 29 Nov
China Eastern Logo
21:00 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
29h 35m1 stop Shanghai Pu Dong
China Eastern Logo
21:30 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 00m1 stop Shanghai Pu Dong
€898China Eastern
Sun, 8 Nov - Thu, 26 Nov
China Eastern Logo
21:00 - 10:00LHR  London Heathrow-SYD Sydney Kingsford Smith
26h 00m1 stop Shanghai Pu Dong
China Eastern Logo
12:00 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
40h 30m1 stop Shanghai Pu Dong
€900China Eastern
Sun, 8 Nov - Sun, 29 Nov
China Eastern Logo
21:00 - 09:05LHR  London Heathrow-SYD Sydney Kingsford Smith
49h 05m3 stops Shanghai Pu Dong Xi'an Xianyang Nanjing Lukou Intl
China Eastern Logo
21:30 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 00m1 stop Shanghai Pu Dong
€900China Eastern
Sun, 1 Nov - Mon, 16 Nov
Multiple Airlines Logo
15:45 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
34h 50m3 stops Amsterdam Schiphol Beijing Daxing Intl Guangzhou Baiyun
Multiple Airlines Logo
20:45 - 20:30SYD  Sydney Kingsford Smith-LHR London Heathrow
34h 45m1 stop New Delhi Indira Gandhi Intl
€908Multiple Airlines
Thu, 5 Nov - Wed, 18 Nov
Air China Logo
20:25 - 08:35LHR  London Heathrow-SYD Sydney Kingsford Smith
25h 10m1 stop Beijing Capital
Air China Logo
10:10 - 15:55SYD  Sydney Kingsford Smith-LHR London Heathrow
40h 45m1 stop Beijing Capital
€909Air China
Tue, 3 Nov - Mon, 30 Nov
China Southern Logo
21:30 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
29h 05m2 stops Beijing Daxing Intl Guangzhou Baiyun
China Southern Logo
22:10 - 17:55SYD  Sydney Kingsford Smith-LHR London Heathrow
30h 45m2 stops Guangzhou Baiyun Beijing Daxing Intl
€919China Southern
Thu, 5 Nov - Wed, 18 Nov
China Eastern Logo
21:00 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
29h 35m1 stop Shanghai Pu Dong
China Eastern Logo
21:30 - 17:30SYD  Sydney Kingsford Smith-LHR London Heathrow
31h 00m1 stop Shanghai Pu Dong
€933China Eastern
Mon, 9 Nov - Sun, 29 Nov
China Southern Logo
21:30 - 13:35LHR  London Heathrow-SYD Sydney Kingsford Smith
29h 05m2 stops Beijing Daxing Intl Guangzhou Baiyun
China Southern Logo
11:25 - 18:35SYD  Sydney Kingsford Smith-LHR London Heathrow
42h 10m1 stop Guangzhou Baiyun
€954China Southern
Thu, 29 Oct - Thu, 5 Nov

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Oman Air flights from London Heathrow Airport to Sydney

Our best Oman Air deals on London Heathrow Airport to Sydney flight tickets
Oman Air
19 Sept
LHR20:50London Heathrow
28h 10m
2 stops
SYD10:00Sydney Kingsford Smith
22 Nov
SYD10:35Sydney Kingsford Smith
66h 50m
2 stops
LHR18:25London Heathrow
€1,335
Oman Air
20 Sept
LHR20:50London Heathrow
51h 50m
2 stops
SYD09:40Sydney Kingsford Smith
5 Oct
SYD10:15Sydney Kingsford Smith
42h 55m
2 stops
LHR19:10London Heathrow
€1,394
Oman Air
18 Sept
LHR20:50London Heathrow
49h 10m
2 stops
SYD07:00Sydney Kingsford Smith
15 Oct
SYD10:15Sydney Kingsford Smith
42h 55m
2 stops
LHR19:10London Heathrow
€1,445

Air India flights from London Heathrow Airport to Sydney

Our best Air India deals on London Heathrow Airport to Sydney flight tickets
Air India
18 Sept
LHR13:15London Heathrow
44h 50m
1 stop
SYD19:05Sydney Kingsford Smith
24 Sept
SYD20:35Sydney Kingsford Smith
47h 55m
1 stop
LHR11:30London Heathrow
€942
Air India
18 Sept
LHR13:15London Heathrow
44h 50m
1 stop
SYD19:05Sydney Kingsford Smith
15 Oct
SYD21:35Sydney Kingsford Smith
31h 25m
1 stop
LHR19:00London Heathrow
€1,065
Air India
18 Sept
LHR13:15London Heathrow
44h 50m
1 stop
SYD19:05Sydney Kingsford Smith
15 Oct
SYD21:35Sydney Kingsford Smith
31h 25m
1 stop
LHR19:00London Heathrow
€1,067

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest return flight

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Mon 2/11

15:45-13:35

2 stops34h 50m

Sydney Kingsford Smith

Sun 15/11

15:15-18:35

1 stop38h 20m

€876

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Sun 8/11

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Sun 29/11

12:00-17:30

1 stop40h 30m

€898

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Sun 8/11

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Thu 26/11

21:30-17:30

1 stop31h 00m

€898

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Sun 8/11

21:00-10:00

1 stop26h 00m

Sydney Kingsford Smith

Sun 29/11

12:00-17:30

1 stop40h 30m

€900

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Sun 1/11

21:00-09:05

3 stops49h 05m

Sydney Kingsford Smith

Mon 16/11

21:30-17:30

1 stop31h 00m

€900

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Thu 5/11

15:45-13:35

3 stops34h 50m

Sydney Kingsford Smith

Wed 18/11

20:45-20:30

1 stop34h 45m

€908

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Tue 3/11

20:25-08:35

1 stop25h 10m

Sydney Kingsford Smith

Mon 30/11

10:10-15:55

1 stop40h 45m

€909
Fastest return journey

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Thu 5/11

21:30-13:35

2 stops29h 05m

Sydney Kingsford Smith

Wed 18/11

22:10-17:55

2 stops30h 45m

€919

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Mon 9/11

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Sun 29/11

21:30-17:30

1 stop31h 00m

€933

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Thu 29/10

21:30-13:35

2 stops29h 05m

Sydney Kingsford Smith

Thu 5/11

11:25-18:35

1 stop42h 10m

€954

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

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

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 London Heathrow Airport and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from €1,064 to €1,384.
The lowest price recently found on this route was €876.

What is the cheapest month to fly to Sydney?

The month of June is another great option to travel to Sydney, with average flight prices from London Heathrow Airport averaging around €1,098.

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

You are more likely to see cheaper flights to Sydney from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around €1,254 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from London Heathrow Airport for as low as €1,158 on momondo.

Can stopping save me money on London Heathrow Airport to Sydney flights?

You could potentially save up to 50% on your flight if you consider stops on a London Heathrow Airport to Sydney flight.

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

As of September 2026, prices for London Heathrow Airport to Sydney flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Sydney

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

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

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

Best price found

€562

Fastest flight time

22h 55m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from London Heathrow Airport in the past 72 hours is €562. The best return flight deal from London Heathrow Airport to Sydney found on momondo in the last 72 hours is €876.
The fastest flight from London Heathrow Airport to Sydney takes 22h 55m
Direct flights go from London Heathrow Airport to Sydney every day.
There is 1 airport in Sydney. From London Heathrow Airport there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Sydney

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

    London Heathrow and Sydney Kingsford Smith are 17004.5 km apart from one another. Typically, this will take 22h 55m by plane in normal conditions.

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

    Prices for flights from London Heathrow Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith 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 licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith 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 London Heathrow Airport to Sydney?

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

Best airlines flying from London Heathrow Airport to Sydney

Compare and see reviews for airlines that fly from London Heathrow Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom €811Free CancellationRating
7.3
172 reviews
Search China Southern flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Cronulla
Parramatta
Coogee
Terrigal
Randwick

Why use momondo?

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

It is quick and easy to find London to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

Yes. momondo allows you to filter the results for London to Sydney flights to just show those with flexible booking policies.

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

Once all potential London to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from London and alert you when they change.

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