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Cheap flights from the United Kingdom to Australia from $825

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom 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.
1 adult

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Find the cheapest flights from the United Kingdom to Australia

Recent return flight deals from the United Kingdom to Australia

Logo
21:00 - 15:10LHR-MEL
31h 10m2 stops
Logo
16:55 - 09:55MEL-LHR
28h 00m2 stops
$1,389
Find Deal
Fri, 7 Nov - Thu, 13 Nov
China Southern Logo
17:15 - 09:45LHR-MEL
29h 30m2 stops
China Southern Logo
23:30 - 17:55MEL-LHR
29h 25m2 stops
$1,392China Southern
Find Deal
Sun, 2 Nov - Mon, 17 Nov
China Eastern Logo
21:20 - 10:00LHR-MEL
26h 40m1 stop
China Eastern Logo
13:00 - 17:30MEL-LHR
39h 30m2 stops
$1,397China Eastern
Find Deal
Sat, 25 Oct - Mon, 10 Nov
China Eastern Logo
21:00 - 14:05LHR-MEL
30h 05m1 stop
China Eastern Logo
22:30 - 17:30MEL-LHR
30h 00m1 stop
$1,398China Eastern
Find Deal
Sun, 1 Mar - Tue, 24 Mar
Emirates Logo
20:15 - 07:00STN-SYD
23h 45m1 stop
Emirates Logo
06:00 - 18:00SYD-STN
23h 00m1 stop
$1,515Emirates
Find Deal
Tue, 24 Feb - Sun, 8 Mar
Emirates Logo
14:05 - 22:30STN-SYD
21h 25m1 stop
Emirates Logo
21:10 - 18:00SYD-STN
31h 50m1 stop
$1,517Emirates
Find Deal
Wed, 11 Mar - Thu, 26 Mar
Cathay Pacific Logo
16:50 - 22:50LHR-PER
22h 00m1 stop
Cathay Pacific Logo
00:15 - 17:20PER-LHR
25h 05m1 stop
$1,759Cathay Pacific
Find Deal
Thu, 6 Nov - Tue, 18 Nov
Malaysia Airlines Logo
21:25 - 01:25LHR-PER
20h 00m1 stop
Malaysia Airlines Logo
02:25 - 15:25PER-LHR
21h 00m1 stop
$1,760Malaysia Airlines
Find Deal
Wed, 29 Oct - Thu, 13 Nov
Cathay Pacific Logo
22:05 - 06:55LHR-PER
24h 50m1 stop
Cathay Pacific Logo
08:30 - 05:30PER-LHR
29h 00m1 stop
$1,762Cathay Pacific
Find Deal
Wed, 29 Oct - Mon, 17 Nov
Malaysia Airlines Logo
10:25 - 01:25LHR-PER
31h 00m1 stop
Malaysia Airlines Logo
02:25 - 15:25PER-LHR
21h 00m1 stop
$1,768Malaysia Airlines
Find Deal
Tue, 18 Nov - Tue, 25 Nov

Air India flights from United Kingdom to Australia

Our best Air India deals on United Kingdom to Australia flight tickets
Air India
2 Oct
LHR20:35London Heathrow
36h 25m
1 stop
SYD18:00Sydney Kingsford Smith
20 Oct
SYD20:30Sydney Kingsford Smith
25h 00m
1 stop
LHR11:30London Heathrow
$1,467
Find similar
Air India
17 Sept
LHR13:15London Heathrow
43h 45m
1 stop
SYD18:00Sydney Kingsford Smith
6 Oct
SYD20:30Sydney Kingsford Smith
25h 00m
1 stop
LHR11:30London Heathrow
$1,542
Find similar
Air India
17 Sept
LHR13:15London Heathrow
43h 45m
1 stop
SYD18:00Sydney Kingsford Smith
4 Oct
SYD19:30Sydney Kingsford Smith
45h 00m
1 stop
LHR07:30London Heathrow
$1,603
Find similar

Emirates flights from United Kingdom to Australia

Our best Emirates deals on United Kingdom to Australia flight tickets
Emirates
24 Feb
STN20:15London Stansted
23h 45m
1 stop
SYD07:00Sydney Kingsford Smith
8 Mar
SYD06:00Sydney Kingsford Smith
23h 00m
1 stop
STN18:00London Stansted
$1,515
Find similar
Emirates
11 Mar
STN14:05London Stansted
21h 25m
1 stop
SYD22:30Sydney Kingsford Smith
26 Mar
SYD21:10Sydney Kingsford Smith
31h 50m
1 stop
STN18:00London Stansted
$1,517
Find similar
Emirates
5 Nov
LGW13:35London Gatwick
42h 00m
1 stop
SYD18:35Sydney Kingsford Smith
25 Nov
SYD06:00Sydney Kingsford Smith
23h 25m
1 stop
LGW18:25London Gatwick
$1,524
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 78,305 searches. Data last updated 13 September 2025.
Use the filters below to find and compare flights from the United Kingdom to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Fri 7/11

21:00-15:10

2 stops31h 10m

Melbourne

Thu 13/11

16:55-09:55

2 stops28h 00m

$1,389

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sun 2/11

17:15-09:45

2 stops29h 30m

Melbourne

Mon 17/11

23:30-17:55

2 stops29h 25m

$1,392

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 25/10

21:20-10:00

1 stop26h 40m

Melbourne

Mon 10/11

13:00-17:30

2 stops39h 30m

$1,397

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sun 1/3

21:00-14:05

1 stop30h 05m

Melbourne

Tue 24/3

22:30-17:30

1 stop30h 00m

$1,398

LondonSydney

STN - SYD

STNSYD

London Stansted

Tue 24/2

20:15-07:00

1 stop23h 45m

Sydney Kingsford Smith

Sun 8/3

06:00-18:00

1 stop23h 00m

$1,515

LondonSydney

STN - SYD

STNSYD

London Stansted

Wed 11/3

14:05-22:30

1 stop21h 25m

Sydney Kingsford Smith

Thu 26/3

21:10-18:00

1 stop31h 50m

$1,517

LondonPerth

LHR - PER

LHRPER

London Heathrow

Thu 6/11

16:50-22:50

1 stop22h 00m

Perth

Tue 18/11

00:15-17:20

1 stop25h 05m

$1,759

LondonPerth

LHR - PER

LHRPER

London Heathrow

Wed 29/10

21:25-01:25

1 stop20h 00m

Perth

Thu 13/11

02:25-15:25

1 stop21h 00m

$1,760

LondonPerth

LHR - PER

LHRPER

London Heathrow

Wed 29/10

22:05-06:55

1 stop24h 50m

Perth

Mon 17/11

08:30-05:30

1 stop29h 00m

$1,762

LondonPerth

LHR - PER

LHRPER

London Heathrow

Tue 18/11

10:25-01:25

1 stop31h 00m

Perth

Tue 25/11

02:25-15:25

1 stop21h 00m

$1,768

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 United Kingdom 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?

In general, May is the cheapest month to fly from United Kingdom to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,591. If you don’t want to visit Australia in May, then you should wait until March to fly from United Kingdom, when ticket prices are also cheap, with an average price of $1,687.

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

On average, the least expensive day to fly to Australia from United Kingdom is on a Thursday. momondo users have found tickets for Thursday departures for as low as $2,146. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from United Kingdom to Australia on a Saturday will generally be more expensive and average around $3,031. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Australia is in the afternoon. momondo users have found flights departing from United Kingdom to Australia in the afternoon for as low as $2,004. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the evening, with an average ticket price of $2,489. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United Kingdom to Australia flight route?

Fly from London Heathrow to Sydney Kingsford Smith for the best United Kingdom - 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,994 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 United Kingdom for as low as $1,628 on momondo.

What cabin class options are available on United Kingdom to Australia flights?

There are 4 cabin classes available to choose from on United Kingdom 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 United Kingdom to Australia flights?

You could potentially save up to 11% on your flight if you consider stops on a United Kingdom to Australia flight.

Cheap United Kingdom to Australia flight deals and tips

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

Best price found

$1,854

Fastest flight time

16h 40m

Direct flights

Every day

Airports in Australia

1 airport
The best one-way flight to Australia from United Kingdom in the past 72 hours is $1,854. The best return flight deal from United Kingdom to Australia found on momondo in the last 72 hours is $2,250.
The fastest flight from United Kingdom to Australia takes 16h 40m
Direct flights go from United Kingdom to Australia every day.
There is 1 airport near Australia: Perth (PER)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Australia?

    Prices for flights from United Kingdom to Australia were last updated today.

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

  • How old do you have to be to fly from United Kingdom 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom 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 licence, 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 United Kingdom to Australia?

Best airlines flying from United Kingdom to Australia

Compare and see reviews for airlines that fly from United Kingdom to Australia with momondo
Airline
Rating
Free cancellation
Price
Air ChinaPriceFrom $1,040Free cancellationRating
7.2
99 reviews
Search Air China flights
China EasternPriceFrom $1,074Free cancellationRating
7.2
165 reviews
Search China Eastern flights
China SouthernPriceFrom $1,088Free cancellationRating
7.5
110 reviews
Search China Southern flights
British AirwaysPriceFrom $1,089Free cancellationRating
6.6
7,361 reviews
Search British Airways flights
Malaysia AirlinesPriceFrom $1,304Free cancellationRating
7.3
278 reviews
Search Malaysia Airlines flights
Qantas AirwaysPriceFrom $1,314Free cancellationRating
7.5
905 reviews
Search Qantas Airways flights
Royal Brunei AirlinesPriceFrom $1,364Free cancellationRating
5.7
7 reviews
Search Royal Brunei Airlines flights
EmiratesPriceFrom $1,427Free cancellationRating
8.1
3,334 reviews
Search Emirates flights
United AirlinesPriceFrom $1,442Free cancellationRating
7.4
8,934 reviews
Search United Airlines flights
Singapore AirlinesPriceFrom $1,448Free cancellationRating
8.1
1,365 reviews
Search Singapore Airlines flights

Why use momondo?

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

Finding the right flight to Australia from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for United Kingdom to Australia flights to just show those with flexible booking policies.

How can momondo help me find flights from United Kingdom to Australia?

momondo helps you find the best flight between United Kingdom 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 United Kingdom to Australia right now. Can momondo alert me if prices change?

Price alerts on flights to Australia from United Kingdom are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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