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Cheap flights from Sydney to the United Kingdom from $733

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
11 Jul — 18 Jul1
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 11 June 2026.

Thu 30/707:55
SYD
-
LHR
1 stop39h 25m
Multiple Airlines
Wed 12/816:35
LHR
-
SYD
1 stop28h 45m
Multiple Airlines
Deal found 7/6$1,618
Mon 27/707:55
SYD
-
LHR
1 stop39h 25m
Multiple Airlines
Wed 12/816:35
LHR
-
SYD
1 stop28h 45m
Multiple Airlines
Deal found 7/6$1,619
Thu 16/707:55
SYD
-
LHR
1 stop39h 25m
Multiple Airlines
Fri 14/816:35
LHR
-
SYD
1 stop28h 45m
Multiple Airlines
Deal found 8/6$1,628
Fri 16/1016:40
SYD
-
LHR
1 stop30h 05m
Etihad Airways
Sat 31/1020:55
LHR
-
SYD
1 stop34h 00m
Etihad Airways
Deal found 8/6$1,629
Sat 7/1120:40
SYD
-
LGW
1 stop44h 00m
Multiple Airlines
Wed 18/1110:30
LGW
-
SYD
1 stop36h 30m
Multiple Airlines
Deal found 8/6$1,639
Thu 13/821:45
SYD
-
LHR
1 stop30h 35m
China Southern
Wed 9/922:10
LHR
-
SYD
1 stop25h 15m
China Southern
Deal found 8/6$1,641
Tue 4/811:00
SYD
-
LGW
1 stop37h 00m
Multiple Airlines
Tue 25/821:35
LGW
-
SYD
2 stops50h 25m
Multiple Airlines
Deal found 7/6$1,641
Wed 15/719:40
SYD
-
LHR
2 stops33h 35m
Air China
Sun 16/822:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 7/6$1,642
Sat 31/1020:40
SYD
-
LGW
1 stop44h 00m
Air China
Fri 6/1111:35
LGW
-
SYD
1 stop40h 55m
Air China
Deal found 7/6$1,642
Mon 27/719:45
SYD
-
LHR
2 stops33h 30m
Air China
Wed 12/822:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 6/6$1,644
Fri 7/810:05
SYD
-
LGW
2 stops37h 55m
Multiple Airlines
Fri 4/911:00
LGW
-
SYD
1 stop23h 25m
Multiple Airlines
Deal found 8/6$1,644
Thu 27/820:00
SYD
-
LHR
1 stop32h 00m
Air India
Sat 19/920:45
LHR
-
SYD
1 stop36h 40m
Air India
Deal found 6/6$1,645

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 11 June 2026.

Round-trip from

$1,618

One-way from

$733

Popular in

December

Cheapest in

February

Average price

$2,070

Good round-trip deal

$2,214 or less

Good one-way deal

$1,591 or less
30/7-12/8
  • 30/7-12/8
  • 2 total stops
  • 68h 10m total
  • Sydney to United Kingdom
Search Deals
15/7
  • 15/7
  • 3 total stops
  • 55h 35m total
  • Sydney to United Kingdom
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($210 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($73 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to United Kingdom.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to United Kingdom.
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 647,157 searches. Data last updated 11 June 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 - LGW

SYDLGW

Sydney Kingsford Smith

Sun 18/10

12:00-06:40

1 stop28h 40m

London Gatwick

Sat 5/12

17:00-10:00

1 stop30h 00m

$1,665

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Mon 27/7

21:00-23:00

2 stops35h 00m

London Luton

Wed 12/8

12:45-06:20

2 stops32h 35m

$1,696

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Wed 5/8

10:05-12:50

2 stops35h 45m

London Luton

Wed 19/8

06:00-19:25

2 stops28h 25m

$1,803

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Thu 30/7

20:30-22:10

2 stops34h 40m

London Luton

Fri 14/8

16:20-12:35

2 stops35h 15m

$1,939

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Thu 22/10

22:05-15:55

2 stops27h 50m

London Luton

Thu 12/11

06:55-18:50

2 stops48h 55m

$1,946

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 6/9

20:30-15:00

1 stop27h 30m

London Gatwick

Tue 22/9

11:35-08:00

2 stops35h 25m

$1,952

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 14/7

20:30-18:40

1 stop31h 10m

London Heathrow

Wed 29/7

21:20-08:00

3 stops49h 40m

$1,994

SydneyManchester

SYD - MAN

SYDMAN

Sydney Kingsford Smith

Mon 3/8

14:50-13:10

1 stop31h 20m

Manchester

Thu 3/9

14:55-06:10

1 stop30h 15m

$2,024

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 5/7

20:30-15:00

1 stop27h 30m

London Gatwick

Sun 12/7

11:35-08:05

3 stops35h 30m

$2,053

SydneyLondon

SYD - STN

SYDSTN

Sydney Kingsford Smith

Sun 26/7

20:45-12:55

1 stop25h 10m

London Stansted

Sun 2/8

14:55-17:30

1 stop41h 35m

$2,054

Flights are sorted by cheapest return flights first.

Deals found on 9/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 $1,552). Flying from Sydney to United Kingdom in December is currently the most expensive (average of $2,523). 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 11 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to United Kingdom as you normally would.

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 11 June 2026.

The most flights from SYD to GB0 are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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

The best time to book flights from Sydney to United Kingdom is 66 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 11 June 2026.
Read through reviews of airlines operating flights from Sydney to the United Kingdom, such as Emirates,Qantas Airways, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,583 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

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
3,583 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

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
1,046 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

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
153 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

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
1,452 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

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 Eastern
7.3
Good
223 reviews
Emirates
8.1
Very Good
3,583 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

Comfort

8.0

Crew

8.4

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) is the airport you will fly out of if you book a flight from Sydney to United Kingdom. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

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

    Departing from Sydney to United Kingdom will take you 25h 10m. Sydney and United Kingdom are separated by a distance of 16943 km. This flight may include one or multiple stops.

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

    The cheapest airline one-way is China Southern, with whom users have recently found tickets for as low as $352. However, be on the lookout for offers from Air China and Hainan Airlines, 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 flight routes from Sydney to United Kingdom are Sydney Kingsford Smith - London Heathrow, Sydney Kingsford Smith - London Gatwick and Sydney Kingsford Smith - London Stansted.

  • What are the cheapest flights from Sydney to United Kingdom?

    The cheapest flight price from Sydney to United Kingdom is $1,576. On average you can expect to pay $7,658. The most popular route, (Sydney Kingsford Smith - London Heathrow), can usually be booked for $1,243.

  • 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 $1,552). Flying from Sydney to United Kingdom in December is currently the most expensive (average of $2,523). 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 647,157 searches. Data last updated 11 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Juneyao AirlinesCheapest$797Average$1,702FlexibilityNo cancel feeOn-time66%
Search Juneyao Airlines flights
Air ChinaCheapest$957Average$1,395FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest$1,004Average$1,526FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Virgin AustraliaCheapest$1,005Average$2,328FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
China EasternCheapest$1,133Average$1,745FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapest$1,156Average$1,770FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China AirlinesCheapest$1,333Average$1,635FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
SWISSCheapest$1,354Average$1,993FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air IndiaCheapest$1,386Average$1,749FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Japan AirlinesCheapest$1,434Average$2,080FlexibilityNo cancel feeOn-time79%
Search Japan Airlines 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?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to United Kingdom for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to United Kingdom, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Sydney to United Kingdom and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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