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Cheap flights from Sydney to the United Kingdom from £373

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 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
19 Jul — 26 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 19 June 2026.

Thu 15/1021:35
SYD
-
BHX
2 stops44h 05m
Multiple Airlines
Sun 25/1016:35
BHX
-
SYD
2 stops27h 00m
Multiple Airlines
Deal found 18/6£859
Sun 26/710:05
SYD
-
LGW
2 stops37h 55m
China Eastern
Wed 12/818:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Deal found 15/6£872
Wed 12/819:40
SYD
-
LGW
1 stop43h 55m
Air China
Fri 4/912:35
LGW
-
SYD
1 stop41h 15m
Air China
Deal found 15/6£873
Sat 25/720:35
SYD
-
LHR
1 stop47h 55m
Air India
Tue 11/821:45
LHR
-
SYD
1 stop36h 20m
Air India
Deal found 15/6£874
Wed 8/719:40
SYD
-
LHR
2 stops33h 35m
Multiple Airlines
Wed 9/921:20
LHR
-
SYD
2 stops49h 40m
Multiple Airlines
Deal found 14/6£874
Wed 18/1121:30
SYD
-
LGW
1 stop44h 00m
China Eastern
Wed 2/1210:30
LGW
-
SYD
1 stop36h 30m
China Eastern
Deal found 15/6£874
Thu 16/720:30
SYD
-
LHR
1 stop31h 10m
China Eastern
Mon 21/921:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 16/6£875
Mon 19/1021:50
SYD
-
LGW
2 stops43h 35m
Multiple Airlines
Sat 14/1110:30
LGW
-
SYD
1 stop36h 30m
Multiple Airlines
Deal found 16/6£875
Sat 1/820:35
SYD
-
LHR
1 stop31h 25m
Air India
Thu 13/814:00
LHR
-
SYD
1 stop44h 05m
Air India
Deal found 15/6£876
Sat 22/820:35
SYD
-
LHR
1 stop31h 25m
Air India
Wed 9/909:45
LHR
-
SYD
1 stop24h 20m
Air India
Deal found 16/6£877
Thu 16/711:00
SYD
-
LGW
1 stop28h 40m
China Eastern
Sun 26/711:35
LGW
-
SYD
1 stop40h 00m
China Eastern
Deal found 16/6£877
Sat 1/819:40
SYD
-
LHR
1 stop33h 45m
Air China
Sat 29/822:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 15/6£877

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 19 June 2026.

Round-trip from

£859

One-way from

£373

Popular in

December

Cheapest in

February

Average price

£1,098

Good round-trip deal

£1,251 or less
15/10-25/10
  • 15/10-25/10
  • 4 total stops
  • 71h 05m total
  • Sydney to United Kingdom
Search Deals
19/7
  • 19/7
  • 3 total stops
  • 55h 45m total
  • Sydney to United Kingdom
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£61 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 June 2026
Search Deals
Price to beat on a round-trip 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 858,174 searches. Data last updated 19 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 - LHR

SYDLHR

Sydney Kingsford Smith

Mon 27/7

10:00-18:40

3 stops65h 40m

London Heathrow

Wed 12/8

21:20-12:35

1 stop30h 15m

£938

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Sun 2/8

20:30-21:45

2 stops34h 15m

London Luton

Fri 14/8

15:40-12:35

2 stops35h 55m

£960

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Thu 30/7

11:00-09:25

2 stops31h 25m

London Luton

Fri 14/8

16:20-12:35

2 stops35h 15m

£968

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 10/7

11:00-06:40

1 stop28h 40m

London Gatwick

Sun 2/8

11:35-08:00

3 stops59h 25m

£973

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Fri 24/7

13:00-15:15

2 stops35h 15m

London Luton

Fri 14/8

15:40-06:10

2 stops29h 30m

£973

SydneyLondon

SYD - LTN

SYDLTN

Sydney Kingsford Smith

Thu 6/8

20:50-22:10

2 stops34h 20m

London Luton

Fri 21/8

16:20-06:10

2 stops28h 50m

£1,004

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 3/7

10:05-06:40

3 stops53h 35m

London Gatwick

Fri 10/7

11:35-08:00

3 stops35h 25m

£1,031

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 15/11

21:30-16:30

2 stops30h 00m

London Gatwick

Thu 19/11

10:05-19:35

2 stops46h 30m

£1,040

SydneyManchester

SYD - MAN

SYDMAN

Sydney Kingsford Smith

Mon 27/7

20:50-18:50

1 stop31h 00m

Manchester

Tue 11/8

20:45-16:50

1 stop35h 05m

£1,079

SydneyBirmingham

SYD - BHX

SYDBHX

Sydney Kingsford Smith

Tue 6/10

15:50-13:40

1 stop31h 50m

Birmingham

Fri 6/11

14:10-06:50

1 stop29h 40m

£1,079

Flights are sorted by cheapest return flights first.

Deals found on 16/6

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 £817). Flying from Sydney to United Kingdom in December is currently the most expensive (average of £1,346). 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 19 June 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 19 June 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 19 June 2026.
See what other customers who have flown with Emirates,Qantas Airways, andChina Southern 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
3,592 reviews
Check prices

Comfort

8.0

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.1

Entertainment

8.2

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
3,592 reviews
Emirates
8.1
Very Good
3,592 reviews
Check prices

Comfort

8.0

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.1

Entertainment

8.2

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
1,047 reviews
Emirates
8.1
Very Good
3,592 reviews
Check prices

Comfort

8.0

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.1

Entertainment

8.2

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
3,592 reviews
Check prices

Comfort

8.0

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.1

Entertainment

8.2

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
1,454 reviews
Emirates
8.1
Very Good
3,592 reviews
Check prices

Comfort

8.0

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.1

Entertainment

8.2

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
British Airways
6.7
Okay
8,055 reviews
Emirates
8.1
Very Good
3,592 reviews
Check prices

Comfort

8.0

Food

7.9

Crew

8.4

Overall

8.1

Boarding

8.1

Entertainment

8.2

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 China Eastern, Turkish Airlines, and Etihad Airways fly from Sydney to United Kingdom in about 30h. The time it takes to get you to your destination can typically vary by up to 35h 40m. The distance from Sydney to United Kingdom is about 10568 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 £180. 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 Stansted or Sydney Kingsford Smith - London Gatwick.

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

    Looking for the cheapest flight from Sydney to United Kingdom? While on average our users pay £1,507, our data indicates the cheapest price to be £1,242. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £686.

  • 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 £817). Flying from Sydney to United Kingdom in December is currently the most expensive (average of £1,346). 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 19 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest£498Average£1,133FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air ChinaCheapest£683Average£1,110FlexibilityNo cancel feeOn-time67%
Search Air China flights
Etihad AirwaysCheapest£716Average£1,047FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air IndiaCheapest£773Average£924FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Qatar AirwaysCheapest£785Average£1,296FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest£804Average£1,274FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Cathay PacificCheapest£872Average£1,545FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Singapore AirlinesCheapest£900Average£1,282FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest£904Average£1,436FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qantas AirwaysCheapest£914Average£1,302FlexibilityNo cancel feeOn-time74%
Search Qantas 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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