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Cheap flights from London to Sydney from €520

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 to Sydney departing on 3/2. 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

Enter your travel dates to find the best prices.
Turkish Airlines Logo
16:35 - 06:35
LHR
-
SYD
27h 00m
2 stops
Turkish Airlines Logo
21:45 - 16:10
SYD
-
LHR
29h 25m
2 stops
€863Turkish Airlines
Sat, 21 Feb - Sat, 7 Mar
Turkish Airlines Logo
16:35 - 06:35
LHR
-
SYD
27h 00m
2 stops
Turkish Airlines Logo
21:45 - 14:55
SYD
-
LHR
28h 10m
2 stops
€865Turkish Airlines
Mon, 9 Feb - Mon, 16 Feb
China Eastern Logo
21:00 - 07:20
LHR
-
SYD
47h 20m
2 stops
China Eastern Logo
13:30 - 17:30
SYD
-
LHR
39h 00m
3 stops
€868China Eastern
Tue, 3 Mar - Thu, 26 Mar
China Eastern Logo
21:20 - 12:35
LHR
-
SYD
30h 15m
1 stop
China Eastern Logo
11:00 - 18:40
SYD
-
LHR
40h 40m
1 stop
€869China Eastern
Fri, 8 May - Fri, 22 May
China Eastern Logo
21:20 - 07:40
LHR
-
SYD
49h 20m
2 stops
China Eastern Logo
11:00 - 18:40
SYD
-
LHR
40h 40m
1 stop
€876China Eastern
Fri, 8 May - Tue, 19 May
China Eastern Logo
21:00 - 13:35
LHR
-
SYD
29h 35m
1 stop
China Eastern Logo
21:30 - 17:30
SYD
-
LHR
31h 00m
1 stop
€884China Eastern
Tue, 17 Feb - Wed, 11 Mar
Turkish Airlines Logo
16:35 - 06:35
LHR
-
SYD
27h 00m
2 stops
Turkish Airlines Logo
21:45 - 14:55
SYD
-
LHR
28h 10m
2 stops
€885Turkish Airlines
Fri, 6 Feb - Tue, 17 Feb
Turkish Airlines Logo
16:40 - 06:35
LHR
-
SYD
26h 55m
2 stops
Turkish Airlines Logo
21:45 - 16:10
SYD
-
LHR
29h 25m
2 stops
€886Turkish Airlines
Sat, 28 Feb - Sat, 14 Mar
Turkish Airlines Logo
16:45 - 06:35
LHR
-
SYD
26h 50m
2 stops
Turkish Airlines Logo
21:45 - 14:10
SYD
-
LHR
27h 25m
2 stops
€888Turkish Airlines
Fri, 20 Mar - Sat, 28 Mar
Etihad Airways Logo
20:55 - 17:55
LHR
-
SYD
34h 00m
1 stop
Etihad Airways Logo
16:35 - 06:40
SYD
-
LHR
25h 05m
1 stop
€889Etihad Airways
Thu, 19 Feb - Wed, 4 Mar

Turkish Airlines flights from London to Sydney

Our best Turkish Airlines deals on London to Sydney flight tickets
Turkish Airlines
21 Feb
LHR16:35London Heathrow
27h 00m
2 stops
SYD06:35Sydney Kingsford Smith
7 Mar
SYD21:45Sydney Kingsford Smith
29h 25m
2 stops
LHR16:10London Heathrow
€863
Turkish Airlines
9 Feb
LHR16:35London Heathrow
27h 00m
2 stops
SYD06:35Sydney Kingsford Smith
16 Feb
SYD21:45Sydney Kingsford Smith
28h 10m
2 stops
LHR14:55London Heathrow
€865
Turkish Airlines
6 Feb
LHR16:35London Heathrow
27h 00m
2 stops
SYD06:35Sydney Kingsford Smith
17 Feb
SYD21:45Sydney Kingsford Smith
28h 10m
2 stops
LHR14:55London Heathrow
€885

Air India flights from London to Sydney

Our best Air India deals on London to Sydney flight tickets
Air India
28 Jun
LHR20:35London Heathrow
36h 50m
1 stop
SYD18:25Sydney Kingsford Smith
15 Jul
SYD20:00Sydney Kingsford Smith
25h 05m
1 stop
LHR12:05London Heathrow
€902
Air India
1 Jun
LHR09:45London Heathrow
23h 40m
1 stop
SYD18:25Sydney Kingsford Smith
15 Jun
SYD20:00Sydney Kingsford Smith
33h 00m
1 stop
LHR20:00London Heathrow
€907
Air India
23 Jun
LHR20:35London Heathrow
36h 50m
1 stop
SYD18:25Sydney Kingsford Smith
31 Jul
SYD20:00Sydney Kingsford Smith
44h 30m
1 stop
LHR07:30London Heathrow
€922

momondo Fare Finder

 
Customise your flight search to find flights from London 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 13,528 searches. Data last updated 20 January 2026.
Use the filters below to find and compare flights from London to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 21/2

16:35-06:35

2 stops27h 00m

Sydney Kingsford Smith

Sat 7/3

21:45-16:10

2 stops29h 25m

€863

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 9/2

16:35-06:35

2 stops27h 00m

Sydney Kingsford Smith

Mon 16/2

21:45-14:55

2 stops28h 10m

€865

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 3/3

21:00-07:20

2 stops47h 20m

Sydney Kingsford Smith

Thu 26/3

13:30-17:30

3 stops39h 00m

€868

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 8/5

21:20-12:35

1 stop30h 15m

Sydney Kingsford Smith

Fri 22/5

11:00-18:40

1 stop40h 40m

€869

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 8/5

21:20-07:40

2 stops49h 20m

Sydney Kingsford Smith

Tue 19/5

11:00-18:40

1 stop40h 40m

€876

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 17/2

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Wed 11/3

21:30-17:30

1 stop31h 00m

€884

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 6/2

16:35-06:35

2 stops27h 00m

Sydney Kingsford Smith

Tue 17/2

21:45-14:55

2 stops28h 10m

€885

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 28/2

16:40-06:35

2 stops26h 55m

Sydney Kingsford Smith

Sat 14/3

21:45-16:10

2 stops29h 25m

€886

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 20/3

16:45-06:35

2 stops26h 50m

Sydney Kingsford Smith

Sat 28/3

21:45-14:10

2 stops27h 25m

€888

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 19/2

20:55-17:55

1 stop34h 00m

Sydney Kingsford Smith

Wed 4/3

16:35-06:40

1 stop25h 05m

€889

Flights are sorted by cheapest return flights first.

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

See travel insights to Sydney from

How to get the cheapest flight ticket from London 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 cheapest month to fly to Sydney?

The month of June is another great option to travel to Sydney, with average flight prices from London averaging around €958.

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

Fly from London Heathrow to Sydney Kingsford Smith for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around €1,140 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 for as low as €1,000 on momondo.

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

There is only 1 cabin class available to choose from on London 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 to Sydney flights?

You could potentially save up to 57% on your flight if you consider stops on a London to Sydney flight.

How have London to Sydney flight prices changed over time?

As of January 2026, prices for London to Sydney flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from London to Sydney

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

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

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

Fastest flight time

23h 20m

Direct flights

Mon, Tue, Wed, Thu and Sun

Airports in Sydney

1 airport
The fastest flight from London to Sydney takes 23h 20m
Direct flights go from London to Sydney on Monday, Tuesday, Wednesday, Thursday and Sunday. There are no airlines offering direct flights..
There is 1 airport in Sydney. From London there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

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

    There are 16983.0 km between London and Sydney Kingsford Smith. Typically, this will take 23h 20m by plane in normal conditions.

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

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

  • How old do you have to be to fly from London 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 stopovers 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 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 to Sydney?

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

Travelling to a place near Sydney?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Sydney for you.

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

All flight searches from London to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Sydney from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Sydney from London. 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.

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