Cheap flights from the United Kingdom to Sydney from £329

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Sydney departing on 10/9. 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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Find the cheapest flights from the United Kingdom to Sydney

Recent return flight deals from the United Kingdom to Sydney

China Southern Logo
21:30 - 07:30LHR-SYD
47h 00m2 stops
China Southern Logo
11:25 - 18:15SYD-LHR
41h 50m1 stop
£530China Southern
Find Deal
Mon, 27 Oct - Wed, 12 Nov
China Southern Logo
21:30 - 07:30LHR-SYD
47h 00m2 stops
China Southern Logo
22:00 - 17:55SYD-LHR
30h 55m2 stops
£530China Southern
Find Deal
Mon, 27 Oct - Wed, 12 Nov
China Southern Logo
21:30 - 07:30LHR-SYD
47h 00m2 stops
China Southern Logo
09:20 - 17:55SYD-LHR
43h 35m2 stops
£531China Southern
Find Deal
Mon, 27 Oct - Thu, 13 Nov
China Eastern Logo
17:00 - 11:00LGW-SYD
55h 00m2 stops
China Eastern Logo
12:00 - 06:30SYD-LGW
29h 30m1 stop
£554China Eastern
Find Deal
Wed, 19 Nov - Tue, 17 Feb
China Eastern Logo
18:00 - 07:40LGW-SYD
28h 40m2 stops
China Eastern Logo
20:30 - 15:00SYD-LGW
27h 30m1 stop
£565China Eastern
Find Deal
Thu, 4 Sep - Wed, 17 Sep
Etihad Airways Logo
13:40 - 18:35MAN-SYD
41h 55m1 stop
Etihad Airways Logo
21:30 - 17:55SYD-MAN
31h 25m1 stop
£840Etihad Airways
Find Deal
Tue, 11 Nov - Tue, 25 Nov
Cathay Pacific Logo
10:25 - 12:00MAN-SYD
38h 35m1 stop
Cathay Pacific Logo
08:45 - 07:55SYD-MAN
34h 10m1 stop
£843Cathay Pacific
Find Deal
Mon, 17 Nov - Tue, 3 Feb
Etihad Airways Logo
19:55 - 18:35MAN-SYD
35h 40m1 stop
Etihad Airways Logo
21:30 - 12:15SYD-MAN
25h 45m1 stop
£861Etihad Airways
Find Deal
Sun, 2 Nov - Sat, 22 Nov
Emirates Logo
13:35 - 18:35GLA-SYD
42h 00m1 stop
Emirates Logo
21:10 - 11:35SYD-GLA
25h 25m1 stop
£1,050Emirates
Find Deal
Sun, 2 Nov - Sun, 23 Nov
Emirates Logo
14:35 - 05:10GLA-SYD
29h 35m2 stops
Emirates Logo
20:10 - 12:45SYD-GLA
25h 35m1 stop
£1,053Emirates
Find Deal
Wed, 10 Sep - Wed, 24 Sep

China Southern flights from United Kingdom to Sydney

Our best China Southern deals on United Kingdom to Sydney flight tickets
China Southern
27 Oct
LHR21:30London Heathrow
47h 00m
2 stops
SYD07:30Sydney Kingsford Smith
12 Nov
SYD11:25Sydney Kingsford Smith
41h 50m
1 stop
LHR18:15London Heathrow
China Southern
27 Oct
LHR21:30London Heathrow
47h 00m
2 stops
SYD07:30Sydney Kingsford Smith
12 Nov
SYD22:00Sydney Kingsford Smith
30h 55m
2 stops
LHR17:55London Heathrow
China Southern
27 Oct
LHR21:30London Heathrow
47h 00m
2 stops
SYD07:30Sydney Kingsford Smith
13 Nov
SYD09:20Sydney Kingsford Smith
43h 35m
2 stops
LHR17:55London Heathrow

SWISS flights from United Kingdom to Sydney

Our best SWISS deals on United Kingdom to Sydney flight tickets
SWISS
10 Nov
MAN14:05Manchester
30h 10m
2 stops
SYD07:15Sydney Kingsford Smith
24 Nov
SYD15:15Sydney Kingsford Smith
28h 05m
2 stops
MAN08:20Manchester
SWISS
10 Nov
MAN14:05Manchester
30h 10m
2 stops
SYD07:15Sydney Kingsford Smith
25 Nov
SYD15:15Sydney Kingsford Smith
37h 40m
2 stops
MAN17:55Manchester
SWISS
5 Nov
LCY19:10London City
25h 05m
2 stops
SYD07:15Sydney Kingsford Smith
10 Nov
SYD15:15Sydney Kingsford Smith
28h 20m
2 stops
LCY08:35London City

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from the United Kingdom to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 27/10

21:30-07:30

2 stops47h 00m

Sydney Kingsford Smith

Wed 12/11

11:25-18:15

1 stop41h 50m

£530

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 27/10

21:30-07:30

2 stops47h 00m

Sydney Kingsford Smith

Wed 12/11

22:00-17:55

2 stops30h 55m

£530

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 27/10

21:30-07:30

2 stops47h 00m

Sydney Kingsford Smith

Thu 13/11

09:20-17:55

2 stops43h 35m

£531

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Wed 19/11

17:00-11:00

2 stops55h 00m

Sydney Kingsford Smith

Tue 17/2

12:00-06:30

1 stop29h 30m

£554

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Thu 4/9

18:00-07:40

2 stops28h 40m

Sydney Kingsford Smith

Wed 17/9

20:30-15:00

1 stop27h 30m

£565

ManchesterSydney

MAN - SYD

MANSYD

Manchester

Tue 11/11

13:40-18:35

1 stop41h 55m

Sydney Kingsford Smith

Tue 25/11

21:30-17:55

1 stop31h 25m

£840

ManchesterSydney

MAN - SYD

MANSYD

Manchester

Mon 17/11

10:25-12:00

1 stop38h 35m

Sydney Kingsford Smith

Tue 3/2

08:45-07:55

1 stop34h 10m

£843

ManchesterSydney

MAN - SYD

MANSYD

Manchester

Sun 2/11

19:55-18:35

1 stop35h 40m

Sydney Kingsford Smith

Sat 22/11

21:30-12:15

1 stop25h 45m

£861

GlasgowSydney

GLA - SYD

GLASYD

Glasgow Intl

Sun 2/11

13:35-18:35

1 stop42h 00m

Sydney Kingsford Smith

Sun 23/11

21:10-11:35

1 stop25h 25m

£1,050

GlasgowSydney

GLA - SYD

GLASYD

Glasgow Intl

Wed 10/9

14:35-05:10

2 stops29h 35m

Sydney Kingsford Smith

Wed 24/9

20:10-12:45

1 stop25h 35m

£1,053

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 United Kingdom 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?

In general, May is the cheapest month to fly from United Kingdom to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £806. If you don’t want to visit Sydney in May, then you should wait until March to fly from United Kingdom, when ticket prices are also cheap, with an average price of £839.

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

The cheapest day to depart on your flight to Sydney is on a Monday when prices can be found for as low as £1,142. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,322.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from United Kingdom to Sydney in the afternoon for as low as £925. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Sydney, so prices are often more expensive at around £1,248 per ticket.

What is the cheapest United Kingdom to Sydney Kingsford Smith flight route?

Fly from London Heathrow to Sydney Kingsford Smith for the best United Kingdom - 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around £1,003 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 United Kingdom for as low as £839 on momondo.

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

There are 4 cabin classes available to choose from on United Kingdom 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 United Kingdom to Sydney flights?

You could potentially save up to 31% on your flight if you consider stops on a United Kingdom to Sydney flight.

Cheap United Kingdom to Sydney flight deals and tips

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

Best price found

£329

Fastest flight time

21h 55m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from United Kingdom in the past 72 hours is £329. The best return flight deal from United Kingdom to Sydney found on momondo in the last 72 hours is £530.
The fastest flight from United Kingdom to Sydney takes 21h 55m
Direct flights go from United Kingdom to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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

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

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

  • How old do you have to be to fly from United Kingdom 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 United Kingdom 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 United Kingdom to Sydney?


Best airlines flying from United Kingdom to Sydney

Compare and see reviews for airlines that fly from United Kingdom to Sydney with momondo
Airline
Rating
Free Cancellation
Price
Hainan AirlinesPriceFrom £341Free CancellationRating
8.2
43 reviews
Search Hainan Airlines flights
Air ChinaPriceFrom £517Free CancellationRating
7.3
93 reviews
Search Air China flights
Austrian AirlinesPriceFrom £674Free CancellationRating
7.6
823 reviews
Search Austrian Airlines flights
China AirlinesPriceFrom £748Free CancellationRating
8.3
754 reviews
Search China Airlines flights
Air New ZealandPriceFrom £778Free CancellationRating
7.9
501 reviews
Search Air New Zealand flights
Vietnam AirlinesPriceFrom £813Free CancellationRating
7.5
197 reviews
Search Vietnam Airlines flights
SriLankan AirlinesPriceFrom £830Free CancellationRating
6.8
75 reviews
Search SriLankan Airlines flights
Air FrancePriceFrom £853Free CancellationRating
7.5
1,465 reviews
Search Air France flights
Juneyao AirlinesPriceFrom £879Free CancellationRating
8.0
3 reviews
Search Juneyao Airlines flights
United AirlinesPriceFrom £884Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Travelling to a place near Sydney?

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

Why use momondo?

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

Finding the right flight to Sydney from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Sydney quick and easy, saving you time and money.

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

Flights from United Kingdom to Sydney 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 United Kingdom to Sydney?

Once you have performed a search for United Kingdom 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 United Kingdom 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 United Kingdom and alert you when they change.


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