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Cheap flights from London Heathrow Airport to Sydney from $538

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Sydney departing on 5/16. 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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Find the cheapest flights from London Heathrow Airport to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
China Eastern Logo
9:20 pm - 7:40 am
LHR
-
SYD
49h 20m
2 stops
China Eastern Logo
8:30 pm - 6:40 pm
SYD
-
LHR
31h 10m
1 stop
$999China Eastern
lun., may. 4 - vie., may. 22
China Eastern Logo
9:20 pm - 8:05 am
LHR
-
SYD
49h 45m
3 stops
China Eastern Logo
11:20 am - 6:40 pm
SYD
-
LHR
40h 20m
2 stops
$1,006China Eastern
sáb., may. 16 - jue., may. 28
Air India Logo
9:45 am - 6:25 pm
LHR
-
SYD
23h 40m
1 stop
Air India Logo
8:00 pm - 7:30 am
SYD
-
LHR
44h 30m
1 stop
$1,008Air India
dom., may. 17 - sáb., jun. 6
Turkish Airlines Logo
4:40 pm - 6:35 am
LHR
-
SYD
26h 55m
2 stops
Turkish Airlines Logo
9:45 pm - 4:10 pm
SYD
-
LHR
29h 25m
2 stops
$1,012Turkish Airlines
sáb., feb. 21 - sáb., feb. 28
Turkish Airlines Logo
4:35 pm - 6:35 am
LHR
-
SYD
27h 00m
2 stops
Turkish Airlines Logo
4:35 pm - 1:30 pm
SYD
-
LHR
31h 55m
2 stops
$1,013Turkish Airlines
dom., feb. 22 - dom., mar. 1
China Eastern Logo
9:00 pm - 1:35 pm
LHR
-
SYD
29h 35m
1 stop
China Eastern Logo
9:30 pm - 5:30 pm
SYD
-
LHR
31h 00m
1 stop
$1,016China Eastern
jue., mar. 12 - mié., mar. 25
Turkish Airlines Logo
6:30 am - 4:50 pm
LHR
-
SYD
25h 20m
2 stops
Turkish Airlines Logo
9:30 pm - 9:00 pm
SYD
-
LHR
32h 30m
2 stops
$1,023Turkish Airlines
jue., abr. 16 - jue., may. 7
Turkish Airlines Logo
4:35 pm - 6:35 am
LHR
-
SYD
27h 00m
2 stops
Turkish Airlines Logo
9:45 pm - 4:10 pm
SYD
-
LHR
29h 25m
2 stops
$1,027Turkish Airlines
sáb., feb. 21 - sáb., mar. 7
Multiple Airlines Logo
9:30 am - 12:20 pm
LHR
-
SYD
39h 50m
2 stops
Multiple Airlines Logo
9:00 pm - 5:35 pm
SYD
-
LHR
31h 35m
2 stops
$1,029Multiple Airlines
lun., feb. 23 - jue., mar. 12
China Eastern Logo
9:00 pm - 6:55 am
LHR
-
SYD
46h 55m
3 stops
China Eastern Logo
9:20 am - 5:30 pm
SYD
-
LHR
43h 10m
3 stops
$1,030China Eastern
sáb., mar. 7 - mar., mar. 24

China Southern flights from London Heathrow Airport to Sydney

Our best China Southern deals on London Heathrow Airport to Sydney flight tickets
China Southern
Feb 26
LHR9:30 pmLondon Heathrow
35h 50m
2 stops
SYD8:20 pmSydney Kingsford Smith
Mar 13
SYD10:00 pmSydney Kingsford Smith
31h 35m
1 stop
LHR6:35 pmLondon Heathrow
$1,031
China Southern
Mar 5
LHR9:30 pmLondon Heathrow
35h 50m
2 stops
SYD8:20 pmSydney Kingsford Smith
Mar 15
SYD10:00 pmSydney Kingsford Smith
30h 00m
1 stop
LHR5:00 pmLondon Heathrow
$1,079
China Southern
Mar 12
LHR10:00 pmLondon Heathrow
35h 20m
1 stop
SYD8:20 pmSydney Kingsford Smith
Mar 19
SYD11:25 amSydney Kingsford Smith
42h 10m
1 stop
LHR6:35 pmLondon Heathrow
$1,088

Etihad Airways flights from London Heathrow Airport to Sydney

Our best Etihad Airways deals on London Heathrow Airport to Sydney flight tickets
Etihad Airways
Feb 25
LHR8:55 pmLondon Heathrow
34h 00m
1 stop
SYD5:55 pmSydney Kingsford Smith
Mar 13
SYD9:45 pmSydney Kingsford Smith
27h 45m
1 stop
LHR2:30 pmLondon Heathrow
$1,071
Etihad Airways
Feb 26
LHR8:50 amLondon Heathrow
22h 05m
1 stop
SYD5:55 pmSydney Kingsford Smith
Mar 5
SYD9:45 pmSydney Kingsford Smith
27h 45m
1 stop
LHR2:30 pmLondon Heathrow
$1,080
Etihad Airways
Feb 23
LHR1:55 pmLondon Heathrow
29h 40m
1 stop
SYD6:35 amSydney Kingsford Smith
Mar 12
SYD9:45 pmSydney Kingsford Smith
43h 55m
1 stop
LHR6:40 amLondon Heathrow
$1,094

momondo Fare Finder

 
Customize your flight search to find flights from London Heathrow Airport to Sydney 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 832,500 searches. Data last updated enero 27, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

lun. 5/4

9:20 pm-7:40 am

2 stops49h 20m

Sydney Kingsford Smith

vie. 5/22

8:30 pm-6:40 pm

1 stop31h 10m

$999

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

sáb. 5/16

9:20 pm-8:05 am

3 stops49h 45m

Sydney Kingsford Smith

jue. 5/28

11:20 am-6:40 pm

2 stops40h 20m

$1,006

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

dom. 5/17

9:45 am-6:25 pm

1 stop23h 40m

Sydney Kingsford Smith

sáb. 6/6

8:00 pm-7:30 am

1 stop44h 30m

$1,008

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

sáb. 2/21

4:40 pm-6:35 am

2 stops26h 55m

Sydney Kingsford Smith

sáb. 2/28

9:45 pm-4:10 pm

2 stops29h 25m

$1,012

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

dom. 2/22

4:35 pm-6:35 am

2 stops27h 00m

Sydney Kingsford Smith

dom. 3/1

4:35 pm-1:30 pm

2 stops31h 55m

$1,013

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

jue. 3/12

9:00 pm-1:35 pm

1 stop29h 35m

Sydney Kingsford Smith

mié. 3/25

9:30 pm-5:30 pm

1 stop31h 00m

$1,016

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

jue. 4/16

6:30 am-4:50 pm

2 stops25h 20m

Sydney Kingsford Smith

jue. 5/7

9:30 pm-9:00 pm

2 stops32h 30m

$1,023

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

sáb. 2/21

4:35 pm-6:35 am

2 stops27h 00m

Sydney Kingsford Smith

sáb. 3/7

9:45 pm-4:10 pm

2 stops29h 25m

$1,027

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

lun. 2/23

9:30 am-12:20 pm

2 stops39h 50m

Sydney Kingsford Smith

jue. 3/12

9:00 pm-5:35 pm

2 stops31h 35m

$1,029

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

sáb. 3/7

9:00 pm-6:55 am

3 stops46h 55m

Sydney Kingsford Smith

mar. 3/24

9:20 am-5:30 pm

3 stops43h 10m

$1,030

Flights are sorted by cheapest round-trip 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?

What is the cheapest month to fly to Sydney?

In general, May is the cheapest month to fly from London Heathrow Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,056. If you are unable to visit Sydney during the month of May, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around $1,153.

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

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

How far in advance should I book a flight 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 $1,327 when searching weeks out. 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 $1,167 on momondo.

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

There are 2 cabin classes available to choose from on London Heathrow to Sydney Kingsford Smith 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 London Heathrow Airport to Sydney flights?

You could potentially save up to 19% 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 January 2026, prices for London Heathrow Airport to Sydney flights are approximately 11% cheaper 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 round-trip 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

Fastest flight time

23h 40m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Sydney

1 airport
The fastest flight from London Heathrow Airport to Sydney takes 23h 40m
Direct flights go from London Heathrow Airport to Sydney on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Sydney. From London Heathrow Airport there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

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

    London Heathrow and Sydney Kingsford Smith are 10566.1 mi apart from one another. Flights usually cover this in 23h 40m, depending on flying conditions and air traffic around both airports.

  • 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 refresh daily.

  • 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for 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 necessary travel and health documents for your Sydney Kingsford Smith Airport 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 license 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 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
Etihad AirwaysPriceFrom $757Free CancellationRating
7.3
1,377 reviews
Search Etihad Airways flights
China SouthernPriceFrom $807Free CancellationRating
7.3
136 reviews
Search China Southern flights
Air IndiaPriceFrom $852Free CancellationRating
5.5
2,976 reviews
Search Air India flights
China EasternPriceFrom $866Free CancellationRating
7.2
191 reviews
Search China Eastern flights
Singapore AirlinesPriceFrom $1,015Free CancellationRating
8.2
1,439 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $1,115Free CancellationRating
7.6
1,144 reviews
Search Cathay Pacific flights
EmiratesPriceFrom $1,121Free CancellationRating
8.1
3,488 reviews
Search Emirates flights
Malaysia AirlinesPriceFrom $1,188Free CancellationRating
7.3
290 reviews
Search Malaysia Airlines flights
British AirwaysPriceFrom $1,210Free CancellationRating
6.7
7,702 reviews
Search British Airways flights

  • British Airways Flights From London Heathrow Airport to Sydney

    Across 7 British Airways flights from London Heathrow Airport to Sydney this week, the average price was $1,490, with the best British Airways deals starting from $1,210 round-trip. 7,704 users have rated British Airways on momondo, with an average score of 6.7/10.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Penrith
Coogee
Manly
Lithgow
Leura
Cronulla
Charlestown
Terrigal
Swansea

Why use momondo?

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

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 Sydney from London.

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

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

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

Once you have performed a search for London to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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