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Cheap flights from Sydney to the United Kingdom from £245

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to the United Kingdom departing on 28/10. 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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Cheap return flights

China Southern Logo
10:15 - 19:00SYD-LHR
41h 45m1 stop
China Southern Logo
22:10 - 19:25LHR-SYD
36h 15m1 stop
£538China Southern
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Wed, 13 Aug - Mon, 18 Aug
China Southern Logo
10:15 - 07:05SYD-LGW
29h 50m1 stop
China Southern Logo
12:00 - 19:25LGW-SYD
22h 25m1 stop
£554China Southern
Find Deal
Wed, 13 Aug - Mon, 22 Sep
China Southern Logo
10:15 - 07:05SYD-LGW
29h 50m1 stop
China Southern Logo
12:00 - 08:25LGW-SYD
35h 25m1 stop
£556China Southern
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Wed, 13 Aug - Mon, 18 Aug
China Eastern Logo
11:00 - 15:00SYD-LGW
37h 00m1 stop
China Eastern Logo
18:25 - 09:00LGW-SYD
29h 35m1 stop
£601China Eastern
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Mon, 11 Aug - Wed, 27 Aug
China Eastern Logo
11:00 - 06:40SYD-LGW
28h 40m1 stop
China Eastern Logo
18:00 - 07:40LGW-SYD
28h 40m2 stops
£606China Eastern
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Thu, 21 Aug - Thu, 4 Sep
Emirates Logo
21:45 - 12:05SYD-STN
25h 20m1 stop
Emirates Logo
14:05 - 18:35STN-SYD
41h 30m1 stop
£794Emirates
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Wed, 21 Jan - Mon, 2 Feb
Emirates Logo
21:45 - 18:45SYD-STN
31h 00m1 stop
Emirates Logo
14:05 - 22:30STN-SYD
21h 25m1 stop
£799Emirates
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Tue, 21 Oct - Thu, 20 Nov
British Airways Logo
21:40 - 12:35SYD-EDI
25h 55m1 stop
British Airways Logo
06:20 - 06:55EDI-SYD
37h 35m2 stops
£1,150British Airways
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Sat, 1 Nov - Sun, 16 Nov
British Airways Logo
14:40 - 08:35SYD-GLA
26h 55m2 stops
British Airways Logo
21:15 - 05:20GLA-SYD
47h 05m2 stops
£1,213British Airways
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Tue, 2 Sep - Sat, 13 Sep
Cathay Pacific Logo
21:50 - 08:45SYD-NCL
43h 55m2 stops
Cathay Pacific Logo
09:25 - 20:10NCL-SYD
25h 45m2 stops
£1,365Cathay Pacific
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Fri, 12 Sep - Mon, 29 Sep

China Southern flights from Sydney to United Kingdom

Our best China Southern deals on Sydney to United Kingdom flight tickets
China Southern
13 Aug
SYD10:15Sydney Kingsford Smith
41h 45m
1 stop
LHR19:00London Heathrow
18 Aug
LHR22:10London Heathrow
36h 15m
1 stop
SYD19:25Sydney Kingsford Smith
£538
Find similar
China Southern
13 Aug
SYD10:15Sydney Kingsford Smith
29h 50m
1 stop
LGW07:05London Gatwick
22 Sept
LGW12:00London Gatwick
22h 25m
1 stop
SYD19:25Sydney Kingsford Smith
£554
Find similar
China Southern
13 Aug
SYD10:15Sydney Kingsford Smith
29h 50m
1 stop
LGW07:05London Gatwick
18 Aug
LGW12:00London Gatwick
35h 25m
1 stop
SYD08:25Sydney Kingsford Smith
£556
Find similar

Air China flights from Sydney to United Kingdom

Our best Air China deals on Sydney to United Kingdom flight tickets
Air China
3 Aug
SYD19:40Sydney Kingsford Smith
44h 15m
2 stops
LGW06:55London Gatwick
10 Aug
LGW21:10London Gatwick
32h 40m
1 stop
SYD14:50Sydney Kingsford Smith
£639
Find similar
Air China
15 Aug
SYD19:40Sydney Kingsford Smith
33h 50m
1 stop
LHR20:30London Heathrow
19 Aug
LHR22:40London Heathrow
31h 10m
1 stop
SYD14:50Sydney Kingsford Smith
£644
Find similar
Air China
4 Aug
SYD19:45Sydney Kingsford Smith
31h 00m
1 stop
LHR17:45London Heathrow
8 Aug
LHR20:25London Heathrow
33h 25m
1 stop
SYD14:50Sydney Kingsford Smith
£648
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to United Kingdom 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 Sydney to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 13/8

10:15-19:00

1 stop41h 45m

London Heathrow

Mon 18/8

22:10-19:25

1 stop36h 15m

£538

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 13/8

10:15-07:05

1 stop29h 50m

London Gatwick

Mon 22/9

12:00-19:25

1 stop22h 25m

£554

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 13/8

10:15-07:05

1 stop29h 50m

London Gatwick

Mon 18/8

12:00-08:25

1 stop35h 25m

£556

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 11/8

11:00-15:00

1 stop37h 00m

London Gatwick

Wed 27/8

18:25-09:00

1 stop29h 35m

£601

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 21/8

11:00-06:40

1 stop28h 40m

London Gatwick

Thu 4/9

18:00-07:40

2 stops28h 40m

£606

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Wed 21/1

21:45-12:05

1 stop25h 20m

London Stansted

Mon 2/2

14:05-18:35

1 stop41h 30m

£794

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Tue 21/10

21:45-18:45

1 stop31h 00m

London Stansted

Thu 20/11

14:05-22:30

1 stop21h 25m

£799

SydneyEdinburgh

SYD - EDI

SYDEDI

Sydney Kingsford Smith

Sat 1/11

21:40-12:35

1 stop25h 55m

Edinburgh Turnhouse

Sun 16/11

06:20-06:55

2 stops37h 35m

£1,150

SydneyGlasgow

SYD - GLA

SYDGLA

Sydney Kingsford Smith

Tue 2/9

14:40-08:35

2 stops26h 55m

Glasgow Intl

Sat 13/9

21:15-05:20

2 stops47h 05m

£1,213

SydneyNewcastle upon Tyne

SYD - NCL

SYDNCL

Sydney Kingsford Smith

Fri 12/9

21:50-08:45

2 stops43h 55m

Newcastle upon Tyne

Mon 29/9

09:25-20:10

2 stops25h 45m

£1,365

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 the United Kingdom from

How to get the cheapest flight ticket from Sydney to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Sydney is in October. Flight prices, which tend to average around £783, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of October, then departing from Sydney during the month February is also very affordable. Most momondo users find prices during this month for around £787.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Sydney to United Kingdom is on a Wednesday. Travellers who choose to depart for United Kingdom on a Wednesday will often find tickets for as low as £1,088. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to United Kingdom for around £1,407.

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

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £894. Try not to purchase tickets in the afternoon because they tend to be around £1,414. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £986 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Sydney for as low as £909 on momondo.

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

There are 3 cabin classes available to choose from on Sydney Kingsford Smith to United Kingdom 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 Sydney to United Kingdom flights?

You could potentially save up to 17% on your flight if you consider stops on a Sydney to United Kingdom flight.

Cheap Sydney to United Kingdom flight deals and tips

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

Best price found

£245

Fastest flight time

23h 00m

Direct flights

Every day

Airports in United Kingdom

9 airports
The best one-way flight to United Kingdom from Sydney in the past 72 hours is £245. The best return flight deal from Sydney to United Kingdom found on momondo in the last 72 hours is £538.
The fastest flight from Sydney to United Kingdom takes 23h 00m
Direct flights go from Sydney to United Kingdom every day.
There are 9 airports near United Kingdom: Birmingham (BHX), Newcastle upon Tyne (NCL), London Luton (LTN), London Heathrow (LHR), Manchester (MAN), Edinburgh Turnhouse (EDI), London Stansted (STN), London Gatwick (LGW), Glasgow Intl (GLA)
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  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to United Kingdom?

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

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

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

    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 Sydney Kingsford Smith Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom 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 Sydney to United Kingdom?

Best airlines flying from Sydney to United Kingdom

Compare and see reviews for airlines that fly from Sydney to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
China SouthernPriceFrom £613Free CancellationRating
7.6
104 reviews
Search China Southern flights
Air ChinaPriceFrom £674Free CancellationRating
7.3
93 reviews
Search Air China flights
China EasternPriceFrom £689Free CancellationRating
7.2
158 reviews
Search China Eastern flights
Air IndiaPriceFrom £698Free CancellationRating
5.5
2,928 reviews
Search Air India flights
SWISSPriceFrom £715Free CancellationRating
7.5
1,686 reviews
Search SWISS flights
Etihad AirwaysPriceFrom £718Free CancellationRating
7.4
1,230 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom £721Free CancellationRating
7.3
3,933 reviews
Search Turkish Airlines flights
Qatar AirwaysPriceFrom £734Free CancellationRating
7.4
3,609 reviews
Search Qatar Airways flights
Cathay PacificPriceFrom £755Free CancellationRating
7.6
949 reviews
Search Cathay Pacific flights
Singapore AirlinesPriceFrom £774Free CancellationRating
8.1
1,338 reviews
Search Singapore Airlines flights

Why use momondo?

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

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 United Kingdom from Sydney.

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

Yes. All flights to United Kingdom from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Sydney to United Kingdom?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to United Kingdom.

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

Price alerts on flights to United Kingdom from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your United Kingdom 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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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
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