Cheap flights from London to Australia from $769

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SYD
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Australia

Enter your travel dates to find the best prices.

Cheapest flights from London to Australia
Explore the most affordable flight options available from London to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2026.

Sat 2/521:45
LHR
-
SYD
1 stop23h 25m
Etihad Airways
Sat 9/520:50
SYD
-
LHR
1 stop27h 15m
Etihad Airways
Deal found 2/4$1,423
Sat 9/514:45
LHR
-
SYD
1 stop30h 25m
Etihad Airways
Wed 13/515:40
SYD
-
LHR
1 stop30h 05m
Etihad Airways
Deal found 29/3$1,426
Sun 31/509:30
LHR
-
SYD
1 stop22h 20m
Etihad Airways
Thu 4/621:30
SYD
-
LHR
1 stop30h 15m
Etihad Airways
Deal found 30/3$1,429
Sat 26/1210:30
LGW
-
SYD
1 stop40h 05m
Multiple Airlines
Sat 16/110:45
SYD
-
LGW
2 stops30h 40m
Multiple Airlines
Deal found 30/3$1,430
Wed 13/514:45
LHR
-
SYD
1 stop30h 25m
Etihad Airways
Wed 27/515:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Deal found 30/3$1,430
Sun 8/1117:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Fri 13/1112:00
SYD
-
LGW
1 stop37h 00m
China Eastern
Deal found 2/4$1,432
Sun 1/1122:00
LHR
-
SYD
1 stop35h 20m
China Southern
Sun 8/1111:25
SYD
-
LHR
1 stop42h 10m
China Southern
Deal found 1/4$1,432
Sat 31/1017:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Tue 10/1121:30
SYD
-
LGW
1 stop27h 30m
China Eastern
Deal found 2/4$1,433
Sun 17/509:30
LHR
-
SYD
1 stop22h 20m
Etihad Airways
Sat 23/520:50
SYD
-
LHR
1 stop24h 55m
Etihad Airways
Deal found 29/3$1,433
Wed 21/1011:35
LGW
-
SYD
2 stops59h 25m
China Eastern
Fri 13/1112:00
SYD
-
LGW
1 stop37h 00m
China Eastern
Deal found 31/3$1,435
Mon 9/1121:30
LHR
-
SYD
2 stops48h 55m
China Southern
Sun 22/1122:10
SYD
-
LHR
2 stops31h 25m
China Southern
Deal found 30/3$1,435
Tue 8/911:35
LGW
-
SYD
2 stops35h 25m
Multiple Airlines
Tue 15/920:50
SYD
-
LGW
2 stops43h 40m
Multiple Airlines
Deal found 29/3$1,436

Find flight deals from London to Australia

Keep the following information in mind while searching for London to Australia flight deals. Data was last updated 3 April 2026.

Round-trip from

$1,423

One-way from

$769

Popular in

December

Cheapest in

May

Average price

$1,887

Good round-trip deal

$2,493 or less

Good one-way deal

$1,889 or less
Etihad Airways
  • Etihad Airways
  • 2/5-9/5
  • 2 total stops
  • 50h 40m total
  • London to Australia
Air China
  • Air China
  • 11/5
  • 1 total stop
  • 31h 15m total
  • London to Australia
Highest demand for flights based on searches. 8% potential increase in price ($239 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($95 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from London (LON) to Australia.
Price to beat on a one-way flight from London (LON) to Australia.

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Australia 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 3 April 2026.
Use the filters below to find and compare flights from London to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMelbourne

LGW - MEL

LGWMEL

London Gatwick

Fri 18/9

10:25-05:00

1 stop33h 35m

Melbourne

Sun 18/10

06:15-07:25

1 stop35h 10m

$1,583

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 21/4

21:10-16:50

1 stop34h 40m

Sydney Kingsford Smith

Fri 29/5

15:40-07:00

1 stop24h 20m

$1,585

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 19/4

09:15-16:50

1 stop22h 35m

Sydney Kingsford Smith

Sat 2/5

20:50-07:00

1 stop43h 10m

$1,600

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 3/6

21:45-06:10

1 stop23h 25m

Sydney Kingsford Smith

Sun 7/6

15:40-07:00

1 stop24h 20m

$1,604

LondonMelbourne

LGW - MEL

LGWMEL

London Gatwick

Sat 6/6

18:00-09:00

1 stop30h 00m

Melbourne

Tue 9/6

11:00-06:40

1 stop28h 40m

$1,691

LondonMelbourne

LGW - MEL

LGWMEL

London Gatwick

Tue 8/9

18:00-09:00

1 stop30h 00m

Melbourne

Tue 13/10

22:30-15:00

1 stop26h 30m

$1,770

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Thu 13/8

10:25-08:20

1 stop36h 55m

Sydney Kingsford Smith

Mon 31/8

20:50-07:25

1 stop43h 35m

$1,799

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Fri 5/6

21:10-10:35

1 stop28h 25m

Brisbane

Tue 25/8

22:50-16:30

1 stop26h 40m

$1,848

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Mon 4/5

11:20-09:45

2 stops37h 25m

Brisbane

Mon 18/5

13:40-16:00

2 stops35h 20m

$1,851

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Fri 15/5

09:30-21:05

2 stops26h 35m

Brisbane

Fri 5/6

11:05-07:00

2 stops28h 55m

$1,883

Flights are sorted by cheapest return flights first.

Deals found on 1/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from London to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from London 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 London to Australia

What is the cheapest month to book a flight from London to Australia?

Currently, June is the cheapest month in which you can book a flight from London to Australia (average of $979). Flying from London to Australia in July is currently the most expensive (average of $1,449). 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 LON to AU?

Find hourly flight availability from London to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 April 2026.

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

How often are flights from London to Australia delayed?

About 22% of weekly flights between London and Australia have experienced delays in the past year, with the average delay time being 127 minutes.

What is the most punctual flight time for London to Australia flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Australia flights?

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 22% of flights being delayed.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 3 April 2026.
Read through reviews of airlines operating flights from London to Australia, such as Singapore Airlines,Qatar Airways, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Crew

8.6

Boarding

8.3

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from London to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London to Australia?

    A quick flight from London to Australia can take about 30h. AirAsia X provides one of the quickest options available for as low as $1,691. London and Australia are separated by a distance of 16887 km. 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 London to Australia one-way?

    The cheapet airlines for a one-way flight from London to Australia are Singapore Airlines ($480), Air China ($637), and Hainan Airlines ($655).

  • What are the most popular routes from London to Australia?

  • What are the cheapest flights from London to Australia?

    While on average a flight from London to Australia is generally $2,636, our data shows the cheapest flight currently is $1,546. When looking at the most popular route, (London Heathrow - Sydney Kingsford Smith), you can expect to pay $1,166 for that flight.

  • Can I find deals for flights from London to Australia that include hotel bookings?

    Yes. In addition to deals on London to Australia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Australia?

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

  • Can I find deals for business class flights from London to Australia?

    Yes. Cheapflights offers flight deals from London to Australia 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 London to Australia?

    Currently, June is the cheapest month in which you can book a flight from London to Australia (average of $979). Flying from London to Australia in July is currently the most expensive (average of $1,449). 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 London to Australia

Discover the top 10 airlines that operate flights from London to Australia. 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 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$875Average$1,487FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest$1,036Average$1,608FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
British AirwaysCheapest$1,050Average$1,934FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air ChinaCheapest$1,141Average$2,373FlexibilityNo cancel feeOn-time67%
Search Air China flights
Singapore AirlinesCheapest$1,360Average$2,276FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest$1,383Average$1,990FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Qatar AirwaysCheapest$1,418Average$2,244FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Royal Brunei AirlinesCheapest$1,446Average$1,803FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Malaysia AirlinesCheapest$1,460Average$2,135FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Turkish AirlinesCheapest$1,464Average$1,907FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines 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 London to Australia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from London to Australia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Australia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Australia with no change fees?

Certainly. Search results for flights to Australia from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to Australia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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