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Cheap flights from Sydney to the United Kingdom from £350

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
16 Aug — 23 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to United Kingdom
Explore the most affordable flight options available from Sydney to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 July 2026.

Tue 18/820:35
SYD
-
BHX
1 stop30h 50m
Air India
Mon 31/821:30
BHX
-
SYD
1 stop36h 35m
Air India
Deal found 16/7£726
Thu 27/820:35
SYD
-
BHX
1 stop30h 50m
Air India
Mon 31/821:30
BHX
-
SYD
1 stop36h 35m
Air India
Deal found 12/7£739
Tue 11/820:35
SYD
-
BHX
1 stop30h 50m
Air India
Thu 13/821:30
BHX
-
SYD
1 stop36h 35m
Air India
Deal found 13/7£740
Thu 27/820:35
SYD
-
BHX
1 stop30h 50m
Air India
Thu 3/921:30
BHX
-
SYD
1 stop36h 35m
Air India
Deal found 13/7£766
Sat 5/920:35
SYD
-
BHX
1 stop30h 50m
Air India
Sat 19/921:30
BHX
-
SYD
1 stop36h 35m
Air India
Deal found 17/7£783
Mon 10/811:00
SYD
-
GLA
2 stops32h 55m
Multiple Airlines
Thu 27/806:30
GLA
-
SYD
2 stops41h 30m
Multiple Airlines
Deal found 14/7£803
Tue 22/920:35
SYD
-
LHR
1 stop31h 25m
Air India
Thu 24/909:45
LHR
-
SYD
1 stop24h 20m
Air India
Deal found 12/7£832
Mon 3/811:00
SYD
-
LGW
1 stop37h 00m
Multiple Airlines
Tue 25/812:35
LGW
-
SYD
3 stops33h 45m
Multiple Airlines
Deal found 13/7£832
Thu 13/819:40
SYD
-
LHR
1 stop31h 00m
Air China
Sat 29/822:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 13/7£833
Thu 13/821:00
SYD
-
LHR
2 stops31h 30m
Multiple Airlines
Sat 29/822:10
LHR
-
SYD
1 stop36h 15m
Multiple Airlines
Deal found 12/7£834
Mon 27/721:45
SYD
-
LGW
2 stops29h 45m
China Southern
Tue 11/811:10
LGW
-
SYD
1 stop23h 15m
China Southern
Deal found 12/7£834
Mon 3/821:45
SYD
-
LGW
2 stops29h 45m
China Southern
Fri 21/822:10
LGW
-
SYD
1 stop25h 15m
China Southern
Deal found 13/7£835

Find flight deals from Sydney to United Kingdom

Keep the following information in mind while searching for Sydney to United Kingdom flight deals. Data was last updated 17 July 2026.

Round-trip from

£726

One-way from

£350

Popular in

December

Cheapest in

February

Average price

£1,079
Air India
  • Air India
  • 18/8-31/8
  • 2 total stops
  • 67h 25m total
  • Sydney to United Kingdom
Search Deals
17/10
  • 17/10
  • 3 total stops
  • 52h 50m total
  • Sydney to United Kingdom
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£58 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 17 July 2026.
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

Cheapest return flight

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 11/8

10:05-18:40

3 stops41h 35m

London Heathrow

Tue 18/8

21:20-09:00

1 stop26h 40m

£843

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sat 8/8

10:00-19:15

2 stops42h 15m

London Gatwick

Mon 21/9

11:35-12:35

1 stop40h 00m

£866

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 30/7

21:05-16:35

2 stops28h 30m

London Gatwick

Thu 27/8

07:30-19:10

2 stops26h 40m

£875

SydneyManchester

SYD - MAN

SYDMAN

Sydney Kingsford Smith

Mon 12/10

21:35-18:50

1 stop31h 15m

Manchester

Fri 6/11

19:55-06:35

1 stop23h 40m

£888

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 2/8

21:05-16:40

2 stops28h 35m

London Heathrow

Wed 26/8

22:40-19:10

2 stops35h 30m

£906

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 10/8

20:30-15:00

1 stop27h 30m

London Gatwick

Thu 10/9

18:00-08:00

2 stops29h 00m

£932

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 12/8

21:05-16:40

2 stops28h 35m

London Gatwick

Wed 2/9

10:50-19:10

2 stops47h 20m

£936

SydneyManchester

SYD - MAN

SYDMAN

Sydney Kingsford Smith

Sun 16/8

21:05-21:50

2 stops33h 45m

Manchester

Sun 23/8

22:55-19:10

2 stops35h 15m

£943

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Sat 8/8

13:00-14:45

2 stops34h 45m

London Luton

Sat 5/9

06:00-19:25

2 stops28h 25m

£962

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Sat 8/8

13:00-15:15

2 stops35h 15m

London Luton

Sat 22/8

06:00-19:25

2 stops28h 25m

£973

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Sydney to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to the United Kingdom

What is the cheapest month to book a flight from Sydney to United Kingdom?

Currently, February is the cheapest month in which you can book a flight from Sydney to United Kingdom (average of £794). Flying from Sydney to United Kingdom in December is currently the most expensive (average of £1,368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to GB?

Find hourly flight availability from Sydney to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 July 2026.

When flying from Sydney to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Sydney to United Kingdom

Explore weekly flight availability from Sydney to United Kingdom. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 July 2026.

The most flights from SYD to GB0 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How far ahead should I book a flight from Sydney to United Kingdom?

To ensure you get the cheapest price possible for a flight from Sydney to United Kingdom, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated 17 July 2026.
See what other customers who have flown with Emirates,Cathay Pacific, andQantas Airways from Sydney to the United Kingdom have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,629 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Emirates
8.1
Very Good
3,629 reviews
Emirates
8.1
Very Good
3,629 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Cathay Pacific
7.6
Good
1,415 reviews
Emirates
8.1
Very Good
3,629 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Qantas Airways
7.5
Good
1,062 reviews
Emirates
8.1
Very Good
3,629 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
China Southern
7.5
Good
158 reviews
Emirates
8.1
Very Good
3,629 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Etihad Airways
7.3
Good
1,479 reviews
Emirates
8.1
Very Good
3,629 reviews
Check prices

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Crew

8.4

Food

7.9

Reviews

1 / 20
10.0
Excellent

Steven,May 2026

DXB - GLA

Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative

Related info for your journey

Find useful and relevant information for your journey from Sydney to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sydney to United Kingdom?

    Sydney Kingsford Smith (SYD), located 4.6 mi from the city center, is the airport you fly out of when you book flights from Sydney to United Kingdom.

  • How long is the flight from Sydney to United Kingdom?

    Airlines like Turkish Airlines, China Eastern, and Etihad Airways fly from Sydney to United Kingdom in about 28h 45m. The time it takes to get you to your destination can typically vary by up to 12h 50m. The distance from Sydney to United Kingdom is about 10528 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Sydney to United Kingdom one-way?

    The cheapest airline one-way is Air China, with whom users have recently found tickets for as low as £176. However, be on the lookout for offers from Hainan Airlines and China Southern, as they are both options that can get you from Sydney to United Kingdom for a low price.

  • What are the most popular routes from Sydney to United Kingdom?

    The most popular route from Sydney to United Kingdom is Sydney Kingsford Smith - London Heathrow. You may also consider Sydney Kingsford Smith - London Gatwick or Sydney Kingsford Smith - London Stansted.

  • Can I find deals for flights from Sydney to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Sydney to United Kingdom flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to United Kingdom.

  • Can I find deals for business class flights from Sydney to United Kingdom?

    Yes. Cheapflights offers flight deals from Sydney to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to United Kingdom?

    Currently, February is the cheapest month in which you can book a flight from Sydney to United Kingdom (average of £794). Flying from Sydney to United Kingdom in December is currently the most expensive (average of £1,368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Sydney to United Kingdom

Discover the top 10 airlines that operate flights from Sydney to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest£440Average£1,139FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air ChinaCheapest£636Average£1,099FlexibilityNo cancel feeOn-time67%
Search Air China flights
Etihad AirwaysCheapest£703Average£1,084FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest£770Average£1,004FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£850Average£1,293FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Cathay PacificCheapest£855Average£1,516FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qantas AirwaysCheapest£864Average£1,269FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest£883Average£1,258FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£887Average£1,423FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
British AirwaysCheapest£972Average£1,300FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to United Kingdom?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to United Kingdom from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to United Kingdom?

Cheapflights simply makes it quick and affordable to book flights from Sydney to United Kingdom by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to United Kingdom with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to United Kingdom flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to United Kingdom become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to United Kingdom on Cheapflights with our Price Alert feature and get notified when better prices are available.

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