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Cheap flights from London Heathrow Airport to Australia from £405

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 Heathrow Airport to Australia departing on 19/9. 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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Find the cheapest flights from London Heathrow Airport to Australia

Cheap return flights

Logo
21:00 - 15:10LHR-MEL
31h 10m2 stops
Logo
16:55 - 09:55MEL-LHR
28h 00m2 stops
£682
Find Deal
fr., 7 nov. - to., 13 nov.
Logo
17:40 - 15:45LHR-MEL
35h 05m1 stop
Logo
16:55 - 09:55MEL-LHR
28h 00m2 stops
£683
Find Deal
on., 12 nov. - ma., 24 nov.
China Southern Logo
21:30 - 21:30LHR-MEL
37h 00m2 stops
China Southern Logo
23:30 - 17:55MEL-LHR
29h 25m2 stops
£684China Southern
Find Deal
sø., 9 nov. - sø., 30 nov.
China Southern Logo
21:00 - 10:00LHR-MEL
51h 00m2 stops
China Southern Logo
23:30 - 18:35MEL-LHR
30h 05m1 stop
£690China Southern
Find Deal
ti., 14 okt. - ti., 18 nov.
Cathay Pacific Logo
11:00 - 22:50LHR-PER
27h 50m1 stop
Cathay Pacific Logo
08:30 - 05:30PER-LHR
29h 00m1 stop
£864Cathay Pacific
Find Deal
to., 6 nov. - to., 20 nov.
Cathay Pacific Logo
20:15 - 06:55LHR-PER
26h 40m1 stop
Cathay Pacific Logo
08:30 - 05:30PER-LHR
29h 00m1 stop
£865Cathay Pacific
Find Deal
on., 29 okt. - fr., 14 nov.
Singapore Airlines Logo
09:10 - 08:50LHR-ADL
37h 10m1 stop
Singapore Airlines Logo
18:35 - 15:20ADL-LHR
31h 15m1 stop
£923Singapore Airlines
Find Deal
ma., 10 nov. - fr., 21 nov.
Singapore Airlines Logo
11:25 - 08:25LHR-ADL
35h 30m1 stop
Singapore Airlines Logo
18:35 - 15:20ADL-LHR
31h 15m1 stop
£933Singapore Airlines
Find Deal
ti., 21 okt. - ma., 27 okt.
Qantas Airways Logo
20:10 - 13:45LHR-ADL
31h 05m2 stops
Qantas Airways Logo
11:40 - 06:35ADL-LHR
28h 25m1 stop
£965Qantas Airways
Find Deal
sø., 1 mar. - ti., 31 mar.
Qantas Airways Logo
20:10 - 10:40LHR-HBA
27h 30m2 stops
Qantas Airways Logo
06:00 - 06:15HBA-LHR
35h 15m2 stops
£1,002Qantas Airways
Find Deal
fr., 14 nov. - ti., 25 nov.

Air China flights from London Heathrow Airport to Australia

Our best Air China deals on London Heathrow Airport to Australia flight tickets
Air China
21 Oct
LHR22:00London Heathrow
55h 35m
2 stops
MEL15:35Melbourne
9 Nov
MEL20:15Melbourne
59h 00m
2 stops
LHR20:15London Heathrow
£721
Find similar
Air China
3 Dec
LHR17:40London Heathrow
34h 50m
1 stop
SYD15:30Sydney Kingsford Smith
18 Jan
SYD20:40Sydney Kingsford Smith
30h 15m
1 stop
LHR15:55London Heathrow
£729
Find similar

China Southern flights from London Heathrow Airport to Australia

Our best China Southern deals on London Heathrow Airport to Australia flight tickets
China Southern
9 Nov
LHR21:30London Heathrow
37h 00m
2 stops
MEL21:30Melbourne
30 Nov
MEL23:30Melbourne
29h 25m
2 stops
LHR17:55London Heathrow
£684
Find similar
China Southern
14 Oct
LHR21:00London Heathrow
51h 00m
2 stops
MEL10:00Melbourne
18 Nov
MEL23:30Melbourne
30h 05m
1 stop
LHR18:35London Heathrow
£690
Find similar
China Southern
5 Nov
LHR22:00London Heathrow
24h 45m
1 stop
MEL09:45Melbourne
16 Nov
MEL23:30Melbourne
30h 05m
1 stop
LHR18:35London Heathrow
£692
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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 12 september 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

fr. 7/11

21:00-15:10

2 stops31h 10m

Melbourne

to. 13/11

16:55-09:55

2 stops28h 00m

£682

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

on. 12/11

17:40-15:45

1 stop35h 05m

Melbourne

ma. 24/11

16:55-09:55

2 stops28h 00m

£683

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

sø. 9/11

21:30-21:30

2 stops37h 00m

Melbourne

sø. 30/11

23:30-17:55

2 stops29h 25m

£684

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

ti. 14/10

21:00-10:00

2 stops51h 00m

Melbourne

ti. 18/11

23:30-18:35

1 stop30h 05m

£690

LondonPerth

LHR - PER

LHRPER

London Heathrow

to. 6/11

11:00-22:50

1 stop27h 50m

Perth

to. 20/11

08:30-05:30

1 stop29h 00m

£864

LondonPerth

LHR - PER

LHRPER

London Heathrow

on. 29/10

20:15-06:55

1 stop26h 40m

Perth

fr. 14/11

08:30-05:30

1 stop29h 00m

£865

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

ma. 10/11

09:10-08:50

1 stop37h 10m

Adelaide

fr. 21/11

18:35-15:20

1 stop31h 15m

£923

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

ti. 21/10

11:25-08:25

1 stop35h 30m

Adelaide

ma. 27/10

18:35-15:20

1 stop31h 15m

£933

LondonAdelaide

LHR - ADL

LHRADL

London Heathrow

sø. 1/3

20:10-13:45

2 stops31h 05m

Adelaide

ti. 31/3

11:40-06:35

1 stop28h 25m

£965

LondonHobart

LHR - HBA

LHRHBA

London Heathrow

fr. 14/11

20:10-10:40

2 stops27h 30m

Hobart

ti. 25/11

06:00-06:15

2 stops35h 15m

£1,002

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from London Heathrow Airport 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 March is, on average, the cheapest month to fly to Australia from London Heathrow Airport, with most prices found around £720. The month of May is another great option to travel to Australia, with average flight prices from London Heathrow Airport averaging around £799.

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 £1,113. 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 £1,323.

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

In the afternoon is the cheapest time of day to fly from London Heathrow Airport to Australia when you can find flight prices for as low as £920. Flying to Australia in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Australia is in the evening when prices are around £1,217.

What is the cheapest London Heathrow to Australia flight route?

Fly from London Heathrow to Perth for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around £979 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 Heathrow Airport for as low as £800 on momondo.

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

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

Cheap London Heathrow Airport to Australia flight deals and tips

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

Best price found

£939

Fastest flight time

16h 40m

Direct flights

Every day

Airports in Australia

1 airport
The best one-way flight to Australia from London Heathrow Airport in the past 72 hours is £939. The best return flight deal from London Heathrow Airport to Australia found on momondo in the last 72 hours is £1,075.
The fastest flight from London Heathrow Airport to Australia takes 16h 40m
Direct flights go from London Heathrow Airport to Australia every day.
There is 1 airport near Australia: Perth (PER)
Search flight deals

  • When did momondo last update prices for flights from London Heathrow Airport to Australia?

    Prices for flights from London Heathrow Airport to Australia refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Australia.

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

    The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from London Heathrow Airport to Australia

Compare and see reviews for airlines that fly from London Heathrow Airport to Australia with momondo
Airline
Rating
Free Cancellation
Price
AirAsiaPriceFrom £127Free CancellationRating
6.8
215 reviews
Search AirAsia flights
Batik AirPriceFrom £129Free CancellationRating
5.9
73 reviews
Search Batik Air flights
Beijing Capital AirlinesPriceFrom £324Free CancellationRating
3.0
2 reviews
Search Beijing Capital Airlines flights
Hainan AirlinesPriceFrom £333Free CancellationRating
8.2
45 reviews
Search Hainan Airlines flights
Vietnam AirlinesPriceFrom £730Free CancellationRating
7.6
201 reviews
Search Vietnam Airlines flights
SWISSPriceFrom £732Free CancellationRating
7.5
1,731 reviews
Search SWISS flights
Austrian AirlinesPriceFrom £736Free CancellationRating
7.6
850 reviews
Search Austrian Airlines flights
Air FrancePriceFrom £749Free CancellationRating
7.4
1,469 reviews
Search Air France flights
Air New ZealandPriceFrom £760Free CancellationRating
8.0
505 reviews
Search Air New Zealand flights
Air CanadaPriceFrom £878Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

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

It is quick and easy to find London to Australia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Australia that suits you.

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

Yes. All flights to Australia from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for London to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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sø. 12/10
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