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Cheap flights from the United Kingdom to Sydney from $759

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
22 Feb — 1 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Sydney
Explore the most affordable flight options available from United Kingdom to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 January 2026.

Sun 8/316:50
NCL
-
SYD
2 stops40h 30m
Multiple Airlines
Sun 15/322:00
SYD
-
NCL
2 stops34h 00m
Multiple Airlines
Deal found 21/1$1,359
Fri 17/421:00
LHR
-
SYD
2 stops30h 35m
China Southern
Fri 8/521:45
SYD
-
LHR
1 stop30h 15m
China Southern
Deal found 21/1$1,460
Mon 2/317:00
LGW
-
SYD
1 stop33h 35m
China Eastern
Sun 8/321:30
SYD
-
LGW
1 stop27h 30m
China Eastern
Deal found 21/1$1,461
Wed 28/117:15
LHR
-
SYD
2 stops33h 20m
Multiple Airlines
Wed 11/220:40
SYD
-
LHR
1 stop30h 15m
Multiple Airlines
Deal found 22/1$1,461
Thu 25/612:00
LGW
-
SYD
1 stop39h 35m
China Southern
Wed 14/1011:05
SYD
-
LGW
1 stop30h 00m
China Southern
Deal found 22/1$1,463
Mon 8/622:10
LHR
-
SYD
1 stop25h 15m
China Southern
Sun 14/621:45
SYD
-
LHR
2 stops29h 20m
China Southern
Deal found 22/1$1,463
Wed 28/117:00
LGW
-
SYD
1 stop30h 00m
Multiple Airlines
Wed 11/220:40
SYD
-
LGW
1 stop43h 55m
Multiple Airlines
Deal found 22/1$1,464
Sun 1/321:00
LHR
-
SYD
1 stop29h 35m
China Eastern
Tue 24/321:30
SYD
-
LHR
1 stop31h 00m
China Eastern
Deal found 22/1$1,464
Sun 12/411:35
LGW
-
SYD
2 stops35h 30m
China Eastern
Fri 1/511:00
SYD
-
LGW
1 stop37h 00m
China Eastern
Deal found 22/1$1,466
Thu 19/317:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Sun 5/410:05
SYD
-
LGW
2 stops53h 35m
China Eastern
Deal found 21/1$1,467
Tue 3/321:00
LHR
-
SYD
1 stop26h 00m
China Eastern
Fri 6/321:30
SYD
-
LHR
1 stop31h 00m
China Eastern
Deal found 21/1$1,467
Mon 2/317:00
LGW
-
SYD
1 stop33h 35m
China Eastern
Mon 16/321:30
SYD
-
LGW
1 stop44h 00m
China Eastern
Deal found 22/1$1,469

Find flight deals from United Kingdom to Sydney

Keep the following information in mind while searching for United Kingdom to Sydney flight deals. Data was last updated 23 January 2026.

Round-trip from

$1,359

One-way from

$759

Popular in

December

Cheapest in

May

Average price

$1,971

Good round-trip deal

$1,714 or less

Good one-way deal

$1,295 or less
8/3-15/3
  • 8/3-15/3
  • 4 total stops
  • 74h 30m total
  • United Kingdom to Sydney
Search Deals
4/3
  • 4/3
  • 3 total stops
  • 60h 00m total
  • United Kingdom to Sydney
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($267 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($95 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from United Kingdom to Sydney Kingsford Smith.
Search Deals

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 23 January 2026.
Use the filters below to find and compare flights from the United Kingdom to Sydney that are best for you.

Fly from

United Kingdom

Fly to

Sydney

Route

Depart

Return

Price

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Wed 4/3

17:00-11:00

3 stops55h 00m

Sydney Kingsford Smith

Wed 18/3

12:00-14:00

1 stop37h 00m

$1,467

LondonSydney

STN - SYD

STNSYD

London Stansted

Wed 10/6

10:50-06:10

2 stops34h 20m

Sydney Kingsford Smith

Wed 8/7

15:40-16:50

2 stops34h 10m

$1,475

LondonSydney

STN - SYD

STNSYD

London Stansted

Mon 8/6

10:50-06:10

2 stops34h 20m

Sydney Kingsford Smith

Sat 11/7

21:30-16:50

2 stops28h 20m

$1,475

LondonSydney

STN - SYD

STNSYD

London Stansted

Mon 8/6

10:50-06:10

2 stops34h 20m

Sydney Kingsford Smith

Wed 8/7

15:40-16:50

2 stops34h 10m

$1,475

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Wed 13/5

18:25-09:00

1 stop29h 35m

Sydney Kingsford Smith

Thu 25/6

11:00-15:10

1 stop37h 10m

$1,478

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Wed 8/4

18:25-09:00

1 stop29h 35m

Sydney Kingsford Smith

Sat 2/5

11:00-16:00

1 stop38h 00m

$1,480

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Fri 5/6

18:40-12:35

1 stop32h 55m

Sydney Kingsford Smith

Sat 11/7

11:00-16:00

1 stop38h 00m

$1,480

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 17/3

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Sun 26/4

11:00-18:40

1 stop40h 40m

$1,514

LondonSydney

LTN - SYD

LTNSYD

London Luton

Wed 4/3

14:00-09:15

2 stops32h 15m

Sydney Kingsford Smith

Wed 18/3

21:15-23:10

2 stops36h 55m

$1,571

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 23/6

20:35-18:25

1 stop36h 50m

Sydney Kingsford Smith

Fri 31/7

20:00-07:30

1 stop44h 30m

$1,579

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from United Kingdom 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 the United Kingdom to Sydney

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

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Sydney (average of $656). Flying from United Kingdom to Sydney in January is currently the most expensive (average of $1,478). 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 GB to SYD?

Find hourly flight availability from United Kingdom to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 January 2026.

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

Weekly flight availability from United Kingdom to Sydney

Explore weekly flight availability from United Kingdom to Sydney. 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 23 January 2026.

The most flights from GB0 to SYD 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).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 23 January 2026.
See what other customers who have flown with Qantas Airways, Qatar Airways, andEtihad Airways from the United Kingdom to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
974 reviews
Check prices

Crew

8.2

Entertainment

7.2

Food

7.0

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
974 reviews
Qantas Airways
7.5
Good
974 reviews
Check prices

Crew

8.2

Entertainment

7.2

Food

7.0

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qatar Airways
7.4
Good
3,724 reviews
Qantas Airways
7.5
Good
974 reviews
Check prices

Crew

8.2

Entertainment

7.2

Food

7.0

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Etihad Airways
7.3
Good
1,374 reviews
Qantas Airways
7.5
Good
974 reviews
Check prices

Crew

8.2

Entertainment

7.2

Food

7.0

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
China Southern
7.3
Good
135 reviews
Qantas Airways
7.5
Good
974 reviews
Check prices

Crew

8.2

Entertainment

7.2

Food

7.0

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
China Eastern
7.2
Good
191 reviews
Qantas Airways
7.5
Good
974 reviews
Check prices

Crew

8.2

Entertainment

7.2

Food

7.0

Boarding

7.7

Overall

7.5

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Sydney. 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 into for flights to Sydney from United Kingdom?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from United Kingdom. Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

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

    A quick flight from United Kingdom to Sydney can take about 34h 20m. China Eastern provides one of the quickest options available for as low as $1,475. There are 16943 km between United Kingdom and Sydney. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Air China, which is currently one of the cheapest options available, starting at $675. Tianjin Airlines flights start at $708 while deals on China Eastern start at $717 one-way.

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

    The most popular flight routes from United Kingdom to Sydney are London Heathrow - Sydney Kingsford Smith, London Gatwick - Sydney Kingsford Smith and London Stansted - Sydney Kingsford Smith.

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

    Looking at all options, your cheapest flight can be booked for $1,295. While the most popular route (London Heathrow - Sydney Kingsford Smith) can be booked for $1,084 on average, our data indicates $1,960 when flying from United Kingdom to Sydney.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom to Sydney 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 United Kingdom to Sydney?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Sydney (average of $656). Flying from United Kingdom to Sydney in January is currently the most expensive (average of $1,478). 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

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from United Kingdom to Sydney

Discover the top 10 airlines that operate flights from United Kingdom to Sydney. 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 23 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$1,021Average$2,169FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest$1,048Average$1,540FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China SouthernCheapest$1,061Average$1,579FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qantas AirwaysCheapest$1,282Average$2,411FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air IndiaCheapest$1,443Average$2,028FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest$1,476Average$2,022FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest$1,504Average$1,642FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Etihad AirwaysCheapest$1,524Average$2,272FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
British AirwaysCheapest$1,611Average$1,949FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Cathay PacificCheapest$1,617Average$2,045FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for United Kingdom to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to Sydney 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 United Kingdom to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from United Kingdom to Sydney with no change fees.

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

Yes! Start tracking prices for United Kingdom to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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