Cheap flights from London to Australia from £388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Australia departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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China Southern Logo
22:00 - 08:15
LHR
-
BNE
24h 15m
1 stop
China Southern Logo
23:00 - 18:05
BNE
-
LHR
28h 05m
2 stops
£673China Southern
Mon, 16 Mar - Sat, 16 May
China Southern Logo
22:00 - 08:15
LHR
-
BNE
24h 15m
1 stop
China Southern Logo
23:00 - 18:05
BNE
-
LHR
28h 05m
2 stops
£673China Southern
Tue, 17 Mar - Sat, 16 May
China Eastern Logo
21:00 - 09:00
LHR
-
BNE
26h 00m
1 stop
China Eastern Logo
11:10 - 17:30
BNE
-
LHR
40h 20m
1 stop
£677China Eastern
Sat, 7 Mar - Sun, 15 Mar
China Eastern Logo
18:05 - 09:00
LGW
-
SYD
29h 55m
1 stop
China Eastern Logo
20:30 - 15:10
SYD
-
LGW
27h 40m
1 stop
£721China Eastern
Mon, 1 Jun - Sun, 14 Jun
Air India Logo
09:45 - 17:55
LHR
-
MEL
23h 10m
1 stop
Air India Logo
19:35 - 07:30
MEL
-
LHR
44h 55m
1 stop
£724Air India
Sat, 6 Jun - Sat, 11 Jul
Turkish Airlines Logo
10:50 - 15:50
STN
-
MEL
44h 00m
2 stops
Turkish Airlines Logo
17:20 - 16:50
MEL
-
STN
32h 30m
2 stops
£724Turkish Airlines
Mon, 4 May - Tue, 9 Jun
Turkish Airlines Logo
17:05 - 17:00
LGW
-
MEL
36h 55m
2 stops
Turkish Airlines Logo
18:20 - 09:25
MEL
-
LGW
26h 05m
2 stops
£724Turkish Airlines
Sun, 15 Mar - Wed, 25 Mar
Cathay Pacific Logo
12:20 - 22:15
LHR
-
MEL
24h 55m
1 stop
Cathay Pacific Logo
14:25 - 06:20
MEL
-
LHR
24h 55m
1 stop
£725Cathay Pacific
Sun, 17 May - Fri, 22 May
Air India Logo
13:15 - 17:55
LHR
-
MEL
43h 40m
1 stop
Air India Logo
19:35 - 07:30
MEL
-
LHR
44h 55m
1 stop
£726Air India
Sat, 16 May - Fri, 12 Jun
Cathay Pacific Logo
07:10 - 22:55
LHR
-
PER
31h 45m
2 stops
Cathay Pacific Logo
00:25 - 20:10
PER
-
LHR
27h 45m
1 stop
£835Cathay Pacific
Thu, 26 Feb - Thu, 12 Mar

KLM flights from London to Australia

Our best KLM deals on London to Australia flight tickets
KLM
3 Mar
LCY17:05London City
26h 30m
2 stops
SYD06:35Sydney Kingsford Smith
19 Mar
SYD16:15Sydney Kingsford Smith
28h 15m
2 stops
LCY09:30London City
£1,038
KLM
16 Feb
LCY17:05London City
27h 20m
2 stops
SYD07:25Sydney Kingsford Smith
24 Feb
SYD12:10Sydney Kingsford Smith
30h 05m
2 stops
LCY07:15London City
£1,321

SWISS flights from London to Australia

Our best SWISS deals on London to Australia flight tickets
SWISS
10 Mar
LCY19:10London City
25h 05m
2 stops
SYD07:15Sydney Kingsford Smith
17 Mar
SYD15:15Sydney Kingsford Smith
28h 30m
2 stops
LCY08:45London City
£1,042
SWISS
3 Feb
LCY17:40London City
26h 35m
2 stops
SYD07:15Sydney Kingsford Smith
10 Feb
SYD15:15Sydney Kingsford Smith
28h 30m
2 stops
LCY08:45London City
£1,442
SWISS
8 Feb
LCY19:20London City
24h 55m
2 stops
SYD07:15Sydney Kingsford Smith
16 Mar
SYD15:15Sydney Kingsford Smith
28h 25m
2 stops
LCY08:40London City
£1,827

momondo 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, momondo users made 279,928 searches. Data last updated 2 February 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

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Mon 16/3

22:00-08:15

1 stop24h 15m

Brisbane

Sat 16/5

23:00-18:05

2 stops28h 05m

£673

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Tue 17/3

22:00-08:15

1 stop24h 15m

Brisbane

Sat 16/5

23:00-18:05

2 stops28h 05m

£673

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Sat 7/3

21:00-09:00

1 stop26h 00m

Brisbane

Sun 15/3

11:10-17:30

1 stop40h 20m

£677

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Mon 1/6

18:05-09:00

1 stop29h 55m

Sydney Kingsford Smith

Sun 14/6

20:30-15:10

1 stop27h 40m

£721

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 6/6

09:45-17:55

1 stop23h 10m

Melbourne

Sat 11/7

19:35-07:30

1 stop44h 55m

£724

LondonMelbourne

STN - MEL

STNMEL

London Stansted

Mon 4/5

10:50-15:50

2 stops44h 00m

Melbourne

Tue 9/6

17:20-16:50

2 stops32h 30m

£724

LondonMelbourne

LGW - MEL

LGWMEL

London Gatwick

Sun 15/3

17:05-17:00

2 stops36h 55m

Melbourne

Wed 25/3

18:20-09:25

2 stops26h 05m

£724

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sun 17/5

12:20-22:15

1 stop24h 55m

Melbourne

Fri 22/5

14:25-06:20

1 stop24h 55m

£725

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 16/5

13:15-17:55

1 stop43h 40m

Melbourne

Fri 12/6

19:35-07:30

1 stop44h 55m

£726

LondonPerth

LHR - PER

LHRPER

London Heathrow

Thu 26/2

07:10-22:55

2 stops31h 45m

Perth

Thu 12/3

00:25-20:10

1 stop27h 45m

£835

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Australia from

How to get the cheapest flight ticket from London to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Australia?

The month of May is, on average, the cheapest month to fly to Australia from London, with most prices found around £762. The month of June is another great option to travel to Australia, with average flight prices from London averaging around £807.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart on your flight to Australia is on a Monday when prices can be found for as low as £1,136. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Australia is Friday, with ticket prices averaging around £1,275.

What is the cheapest London to Australia flight route?

Fly from London Heathrow to Perth for the best London - Australia flight prices

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around £970 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from London for as low as £851 on momondo.

What cabin class options are available on London to Australia flights?

There are 4 cabin classes available to choose from on London to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Australia flights?

You could potentially save up to 2% on your flight if you consider stops on a London to Australia flight.

Cheap London to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Australia

Best price found

£749

Fastest flight time

16h 40m

Direct flights

Every day

Airports in Australia

266 airports
The best one-way flight to Australia from London in the past 72 hours is £749. The best return flight deal from London to Australia found on momondo in the last 72 hours is £945.
The fastest flight from London to Australia takes 16h 40m
Direct flights go from London to Australia every day.
There are 266 airports in Australia. From London there are direct flights to Perth (PER).
  • When did momondo last update prices for flights from London to Australia?

    Prices for flights from London to Australia are updated daily.

  • How many operators does momondo search for flights from London to Australia?

  • How old do you have to be to fly from London to Australia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Australia.

  • What documentation or ID do you need to fly to Australia?

    The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London to Australia?

Best airlines flying from London to Australia

Compare and see reviews for airlines that fly from London to Australia with momondo
Airline
Rating
Free Cancellation
Price
AirAsiaPriceFrom £126Free CancellationRating
6.8
223 reviews
Search AirAsia flights
Beijing Capital AirlinesPriceFrom £313Free CancellationRating
0.0
0 reviews
Search Beijing Capital Airlines flights
Hainan AirlinesPriceFrom £329Free CancellationRating
8.2
62 reviews
Search Hainan Airlines flights
Air ChinaPriceFrom £476Free CancellationRating
7.2
138 reviews
Search Air China flights
Oman AirPriceFrom £486Free CancellationRating
8.0
114 reviews
Search Oman Air flights
Air FrancePriceFrom £566Free CancellationRating
7.4
1,531 reviews
Search Air France flights
Royal Brunei AirlinesPriceFrom £640Free CancellationRating
0.0
0 reviews
Search Royal Brunei Airlines flights
Asiana AirlinesPriceFrom £664Free CancellationRating
8.1
502 reviews
Search Asiana Airlines flights
Vietnam AirlinesPriceFrom £711Free CancellationRating
7.6
224 reviews
Search Vietnam Airlines flights
SWISSPriceFrom £721Free CancellationRating
7.6
1,864 reviews
Search SWISS flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Australia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from London.

Can I find flights from London to Australia with flexible booking policies on momondo?

Flights from London to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Australia?

momondo helps you find the best flight between London and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Wed 4/3
Wed 11/3

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Popular flights according to clicks in the last 7 days on momondo