Cheap flights from the United Kingdom to Sydney from £417

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 17/12. 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

 Logo
16:50 - 09:25NCL-SYD
29h 35m2 stops
 Logo
22:00 - 22:20SYD-NCL
35h 20m2 stops
Thu, 4 Dec - Thu, 5 Feb
 Logo
12:15 - 15:30NCL-SYD
40h 15m2 stops
 Logo
20:40 - 21:00SYD-NCL
35h 20m2 stops
Fri, 23 Jan - Sun, 1 Mar
China Southern Logo
22:10 - 20:25LHR-SYD
36h 15m1 stop
China Southern Logo
22:00 - 18:35SYD-LHR
31h 35m1 stop
£711China Southern
Find Deal
Thu, 23 Oct - Fri, 14 Nov
China Southern Logo
22:00 - 20:20LHR-SYD
35h 20m1 stop
China Southern Logo
11:25 - 18:35SYD-LHR
42h 10m1 stop
£711China Southern
Find Deal
Mon, 27 Oct - Mon, 10 Nov
Emirates Logo
14:05 - 18:35STN-SYD
41h 30m1 stop
Emirates Logo
21:10 - 12:05SYD-STN
25h 55m1 stop
£765Emirates
Find Deal
Fri, 7 Nov - Sun, 23 Nov
Emirates Logo
20:15 - 07:00STN-SYD
23h 45m1 stop
Emirates Logo
21:45 - 18:00SYD-STN
31h 15m1 stop
£784Emirates
Find Deal
Sun, 1 Mar - Sun, 22 Mar
Etihad Airways Logo
08:25 - 06:35MAN-SYD
35h 10m1 stop
Etihad Airways Logo
16:35 - 12:15SYD-MAN
30h 40m1 stop
£838Etihad Airways
Find Deal
Fri, 6 Mar - Wed, 25 Mar
Etihad Airways Logo
08:25 - 17:55MAN-SYD
22h 30m1 stop
Etihad Airways Logo
16:35 - 06:10SYD-MAN
24h 35m1 stop
£840Etihad Airways
Find Deal
Thu, 20 Nov - Fri, 12 Dec
British Airways Logo
17:55 - 06:55EDI-SYD
26h 00m2 stops
British Airways Logo
16:20 - 08:35SYD-EDI
27h 15m2 stops
£969British Airways
Find Deal
Sat, 15 Nov - Wed, 26 Nov
British Airways Logo
07:30 - 18:50EDI-SYD
24h 20m1 stop
British Airways Logo
16:20 - 12:50SYD-EDI
31h 30m2 stops
£997British Airways
Find Deal
Mon, 24 Nov - Thu, 15 Jan

China Southern flights from United Kingdom to Sydney

Our best China Southern deals on United Kingdom to Sydney flight tickets
China Southern
23 Oct
LHR22:10London Heathrow
36h 15m
1 stop
SYD20:25Sydney Kingsford Smith
14 Nov
SYD22:00Sydney Kingsford Smith
31h 35m
1 stop
LHR18:35London Heathrow
China Southern
27 Oct
LHR22:00London Heathrow
35h 20m
1 stop
SYD20:20Sydney Kingsford Smith
10 Nov
SYD11:25Sydney Kingsford Smith
42h 10m
1 stop
LHR18:35London Heathrow
China Southern
13 Oct
LHR21:00London Heathrow
48h 25m
2 stops
SYD07:25Sydney Kingsford Smith
15 Nov
SYD09:20Sydney Kingsford Smith
39h 40m
2 stops
LHR14:00London Heathrow

Emirates flights from United Kingdom to Sydney

Our best Emirates deals on United Kingdom to Sydney flight tickets
Emirates
7 Nov
STN14:05London Stansted
41h 30m
1 stop
SYD18:35Sydney Kingsford Smith
23 Nov
SYD21:10Sydney Kingsford Smith
25h 55m
1 stop
STN12:05London Stansted
Emirates
1 Mar
STN20:15London Stansted
23h 45m
1 stop
SYD07:00Sydney Kingsford Smith
22 Mar
SYD21:45Sydney Kingsford Smith
31h 15m
1 stop
STN18:00London Stansted
Emirates
5 Mar
STN14:05London Stansted
29h 55m
1 stop
SYD07:00Sydney Kingsford Smith
19 Mar
SYD21:10Sydney Kingsford Smith
25h 55m
1 stop
STN12:05London Stansted

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 15 September 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

Newcastle upon TyneSydney

NCL - SYD

NCLSYD

Newcastle upon Tyne

Thu 4/12

16:50-09:25

2 stops29h 35m

Sydney Kingsford Smith

Thu 5/2

22:00-22:20

2 stops35h 20m

£613

Newcastle upon TyneSydney

NCL - SYD

NCLSYD

Newcastle upon Tyne

Fri 23/1

12:15-15:30

2 stops40h 15m

Sydney Kingsford Smith

Sun 1/3

20:40-21:00

2 stops35h 20m

£683

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 23/10

22:10-20:25

1 stop36h 15m

Sydney Kingsford Smith

Fri 14/11

22:00-18:35

1 stop31h 35m

£711

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 27/10

22:00-20:20

1 stop35h 20m

Sydney Kingsford Smith

Mon 10/11

11:25-18:35

1 stop42h 10m

£711

LondonSydney

STN - SYD

STNSYD

London Stansted

Fri 7/11

14:05-18:35

1 stop41h 30m

Sydney Kingsford Smith

Sun 23/11

21:10-12:05

1 stop25h 55m

£765

LondonSydney

STN - SYD

STNSYD

London Stansted

Sun 1/3

20:15-07:00

1 stop23h 45m

Sydney Kingsford Smith

Sun 22/3

21:45-18:00

1 stop31h 15m

£784

ManchesterSydney

MAN - SYD

MANSYD

Manchester

Fri 6/3

08:25-06:35

1 stop35h 10m

Sydney Kingsford Smith

Wed 25/3

16:35-12:15

1 stop30h 40m

£838

ManchesterSydney

MAN - SYD

MANSYD

Manchester

Thu 20/11

08:25-17:55

1 stop22h 30m

Sydney Kingsford Smith

Fri 12/12

16:35-06:10

1 stop24h 35m

£840

EdinburghSydney

EDI - SYD

EDISYD

Edinburgh Turnhouse

Sat 15/11

17:55-06:55

2 stops26h 00m

Sydney Kingsford Smith

Wed 26/11

16:20-08:35

2 stops27h 15m

£969

EdinburghSydney

EDI - SYD

EDISYD

Edinburgh Turnhouse

Mon 24/11

07:30-18:50

1 stop24h 20m

Sydney Kingsford Smith

Thu 15/1

16:20-12:50

2 stops31h 30m

£997

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 £780. 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 £827.

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 £1,113. 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 £1,316.

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 £902. 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 £1,212 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 £977 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 £794 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 29% 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

£939

Fastest flight time

22h 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 £939. The best return flight deal from United Kingdom to Sydney found on momondo in the last 72 hours is £1,022.
The fastest flight from United Kingdom to Sydney takes 22h 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 £332Free CancellationRating
8.2
45 reviews
Search Hainan Airlines flights
Air ChinaPriceFrom £480Free CancellationRating
7.2
99 reviews
Search Air China flights
Austrian AirlinesPriceFrom £657Free CancellationRating
7.6
850 reviews
Search Austrian Airlines flights
LufthansaPriceFrom £667Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
Vietnam AirlinesPriceFrom £729Free CancellationRating
7.6
201 reviews
Search Vietnam Airlines flights
China AirlinesPriceFrom £729Free CancellationRating
8.3
767 reviews
Search China Airlines flights
Air New ZealandPriceFrom £759Free CancellationRating
8.0
505 reviews
Search Air New Zealand flights
FinnairPriceFrom £843Free CancellationRating
7.6
1,323 reviews
Search Finnair flights
United AirlinesPriceFrom £858Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
Air CanadaPriceFrom £860Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Travelling to a place near Sydney?

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

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Wed 15/10
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