Cheap flights from London to Australia from $797

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SYD
16 Jul — 23 Jul1
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 16 June 2026.

Tue 23/618:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Fri 31/711:00
SYD
-
LGW
1 stop28h 40m
China Eastern
Deal found 13/6$1,651
Sun 5/721:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Sun 19/710:05
SYD
-
LHR
2 stops41h 35m
China Eastern
Deal found 14/6$1,651
Tue 7/718:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Mon 20/720:30
SYD
-
LGW
1 stop27h 30m
China Eastern
Deal found 11/6$1,652
Sun 28/621:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Sat 25/710:00
SYD
-
LHR
2 stops41h 40m
China Eastern
Deal found 12/6$1,652
Tue 27/1022:00
LHR
-
SYD
1 stop35h 20m
China Southern
Thu 19/1111:25
SYD
-
LHR
1 stop42h 10m
China Southern
Deal found 11/6$1,654
Sun 30/811:35
LGW
-
SYD
1 stop36h 25m
China Eastern
Fri 16/1021:30
SYD
-
LGW
1 stop27h 30m
China Eastern
Deal found 14/6$1,655
Sun 5/721:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Tue 14/720:30
SYD
-
LHR
1 stop31h 10m
China Eastern
Deal found 13/6$1,655
Mon 6/718:00
LGW
-
SYD
1 stop33h 35m
China Eastern
Thu 23/720:30
SYD
-
LGW
1 stop43h 10m
China Eastern
Deal found 11/6$1,656
Sun 28/621:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Sun 12/710:05
SYD
-
LHR
3 stops65h 35m
China Eastern
Deal found 14/6$1,656
Mon 29/611:35
LGW
-
SYD
1 stop36h 25m
China Eastern
Tue 14/720:30
SYD
-
LGW
1 stop27h 30m
China Eastern
Deal found 11/6$1,658
Sun 27/1217:00
LGW
-
SYD
1 stop33h 35m
China Eastern
Sat 23/121:30
SYD
-
LGW
1 stop44h 00m
China Eastern
Deal found 14/6$1,659
Fri 13/1121:30
LHR
-
SYD
2 stops47h 00m
China Southern
Thu 26/1115:15
SYD
-
LHR
1 stop38h 20m
China Southern
Deal found 15/6$1,659

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 16 June 2026.

Round-trip from

$1,651

One-way from

$797

Popular in

December

Cheapest in

May

Average price

$1,671

Good round-trip deal

$2,101 or less

Good one-way deal

$1,859 or less
China Eastern
  • China Eastern
  • 19/10-8/11
  • 4 total stops
  • 62h 55m total
  • London to Australia
China Southern
  • China Southern
  • 7/9
  • 1 total stop
  • 25h 50m total
  • London to Australia
Highest demand for flights based on searches. 6% potential increase in price ($192 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($92 potential savings vs. average return price).
Average for round-trip flights in June 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 16 June 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 3/7

18:00-12:40

1 stop33h 40m

Melbourne

Mon 6/7

12:00-15:00

3 stops60h 00m

$1,731

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 5/7

21:20-08:00

3 stops49h 40m

Sydney Kingsford Smith

Sun 19/7

10:05-18:40

3 stops41h 35m

$1,737

LondonMelbourne

LGW - MEL

LGWMEL

London Gatwick

Tue 10/11

10:30-10:00

1 stop36h 30m

Melbourne

Sat 28/11

22:30-14:00

1 stop26h 30m

$1,754

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 4/7

21:20-12:40

1 stop30h 20m

Melbourne

Mon 13/7

12:00-18:40

3 stops39h 40m

$1,789

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 31/10

21:00-10:00

1 stop26h 00m

Melbourne

Tue 1/12

22:30-17:30

1 stop30h 00m

$1,806

LondonSydney

STN - SYD

STNSYD

London Stansted

Sat 29/8

10:50-09:45

2 stops37h 55m

Sydney Kingsford Smith

Wed 30/9

11:05-22:10

2 stops44h 05m

$1,816

LondonMelbourne

STN - MEL

STNMEL

London Stansted

Sat 31/10

10:55-20:40

2 stops46h 45m

Melbourne

Fri 13/11

22:35-09:55

2 stops46h 20m

$1,829

LondonPerth

LGW - PER

LGWPER

London Gatwick

Wed 11/11

06:30-01:25

2 stops34h 55m

Perth

Sat 14/11

02:25-22:35

2 stops28h 10m

$1,875

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Thu 27/8

09:30-21:05

2 stops26h 35m

Brisbane

Tue 8/9

16:00-12:45

2 stops29h 45m

$1,907

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 24/10

18:10-06:15

2 stops26h 05m

Melbourne

Mon 23/11

15:35-09:10

2 stops28h 35m

$1,908

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
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, May is the cheapest month in which you can book a flight from London to Australia (average of $1,745). Flying from London to Australia in December is currently the most expensive (average of $2,567). 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 16 June 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.

Weekly flight availability from London to Australia

Explore weekly flight availability from London to Australia. 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 16 June 2026.

The most flights from LON to AU0 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 often are flights from London to Australia delayed?

About 24% of weekly flights between London and Australia have experienced delays in the past year, with the average delay time being 131 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?

Saturday 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 24% of flights being delayed.

How far ahead should I book a flight from London to Australia?

The best time to book flights from London to Australia is 53 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 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 16 June 2026.
Read through reviews of airlines operating flights from London to Australia, such as Singapore Airlines,China Southern, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

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.

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

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.

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

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.

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

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.

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

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.

Food

7.8

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Overall

8.2

Crew

8.6

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 24h. China Eastern provides one of the quickest options available for as low as $1,786. London and Australia are separated by a distance of 16943 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 Air China ($621), Hainan Airlines ($700), and China Southern ($700).

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

  • 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, May is the cheapest month in which you can book a flight from London to Australia (average of $1,745). Flying from London to Australia in December is currently the most expensive (average of $2,567). 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 16 June 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$853Average$1,473FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest$1,009Average$1,580FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Air ChinaCheapest$1,112Average$2,543FlexibilityNo cancel feeOn-time67%
Search Air China flights
Singapore AirlinesCheapest$1,234Average$2,247FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest$1,347Average$1,889FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest$1,381Average$2,012FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest$1,381Average$2,213FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest$1,427Average$1,858FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Royal Brunei AirlinesCheapest$1,448Average$1,714FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
China AirlinesCheapest$1,465Average$1,644FlexibilityNo cancel feeOn-time70%
Search China 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.