Cheap flights from London Heathrow Airport to Australia from £372

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Australia
Explore the most affordable flight options available from Heathrow to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2026.

Sat 12/921:20
LHR
-
BNE
1 stop26h 40m
China Eastern
Sat 3/1011:00
BNE
-
LHR
1 stop40h 40m
China Eastern
Deal found 19/2£692
Tue 22/921:00
LHR
-
BNE
2 stops39h 10m
China Southern
Tue 13/1023:00
BNE
-
LHR
1 stop29h 00m
China Southern
Deal found 19/2£693
Sun 1/1117:15
LHR
-
BNE
2 stops29h 00m
China Southern
Sun 15/1110:15
BNE
-
LHR
1 stop42h 20m
China Southern
Deal found 17/2£695
Thu 9/421:20
LHR
-
BNE
1 stop26h 40m
China Eastern
Mon 11/511:00
BNE
-
LHR
1 stop40h 40m
China Eastern
Deal found 19/2£696
Mon 6/421:20
LHR
-
BNE
1 stop26h 40m
China Eastern
Mon 11/511:00
BNE
-
LHR
1 stop40h 40m
China Eastern
Deal found 18/2£697
Mon 2/1121:00
LHR
-
BNE
1 stop26h 00m
China Eastern
Sun 15/1111:10
BNE
-
LHR
1 stop40h 20m
China Eastern
Deal found 18/2£698
Sun 10/522:10
LHR
-
BNE
1 stop25h 05m
China Southern
Thu 21/523:00
BNE
-
LHR
1 stop29h 00m
China Southern
Deal found 18/2£700
Tue 7/421:00
LHR
-
BNE
2 stops26h 15m
China Southern
Thu 14/523:00
BNE
-
LHR
1 stop29h 00m
China Southern
Deal found 19/2£701
Fri 12/609:45
LHR
-
MEL
1 stop23h 10m
Air India
Fri 26/619:35
MEL
-
LHR
1 stop24h 55m
Air India
Deal found 19/2£701
Mon 20/422:10
LHR
-
BNE
1 stop38h 00m
China Southern
Sun 26/423:00
BNE
-
LHR
2 stops28h 05m
China Southern
Deal found 19/2£703
Tue 7/422:10
LHR
-
MEL
1 stop36h 10m
China Southern
Thu 23/410:20
MEL
-
LHR
1 stop41h 40m
China Southern
Deal found 19/2£703
Tue 1/1221:00
LHR
-
BNE
1 stop26h 00m
China Eastern
Fri 5/211:10
BNE
-
LHR
1 stop40h 20m
China Eastern
Deal found 16/2£703

Find flight deals from Heathrow to Australia

Keep the following information in mind while searching for Heathrow to Australia flight deals. Data was last updated 19 February 2026.

Round-trip from

£696

One-way from

£372

Popular in

December

Cheapest in

May

Average price

£895

Good round-trip deal

£957 or less

Good one-way deal

£749 or less
China Eastern
  • China Eastern
  • 9/4-11/5
  • 2 total stops
  • 67h 20m total
  • London to Australia
China Southern
  • China Southern
  • 9/4
  • 2 total stops
  • 27h 25m total
  • London to Australia
Highest demand for flights based on searches. 8% potential increase in price (£63 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from London Heathrow to Australia.
Price to beat on a one-way flight from London Heathrow to Australia.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow 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 858,174 searches. Data last updated 19 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Australia that are best for you.

Fly from

Heathrow

Fly to

Australia

Route

Depart

Return

Price

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Fri 15/5

21:20-09:00

1 stop26h 40m

Brisbane

Mon 18/5

11:00-18:40

1 stop40h 40m

£698

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 6/3

21:40-07:10

1 stop46h 30m

Sydney Kingsford Smith

Thu 26/3

09:55-19:00

1 stop44h 05m

£706

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Tue 26/5

21:20-12:40

1 stop30h 20m

Melbourne

Sat 13/6

21:30-18:40

1 stop30h 10m

£724

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Wed 22/4

21:20-09:00

1 stop26h 40m

Brisbane

Wed 13/5

11:00-18:40

1 stop40h 40m

£732

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Wed 27/5

21:20-09:00

1 stop26h 40m

Brisbane

Wed 17/6

11:00-18:40

1 stop40h 40m

£734

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Thu 21/5

21:20-09:00

1 stop26h 40m

Brisbane

Wed 17/6

11:00-18:40

1 stop40h 40m

£734

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Wed 18/3

21:00-11:00

2 stops51h 00m

Melbourne

Wed 25/3

12:00-17:30

1 stop40h 30m

£748

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 9/3

06:35-06:35

2 stops37h 00m

Sydney Kingsford Smith

Mon 23/3

21:45-22:25

2 stops35h 40m

£777

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 15/5

20:35-18:25

1 stop36h 50m

Sydney Kingsford Smith

Tue 16/6

20:00-19:00

1 stop32h 00m

£806

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sun 1/3

17:45-08:30

3 stops27h 45m

Melbourne

Tue 24/3

13:10-14:55

2 stops36h 45m

£811

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Australia

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

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Australia (average of £514). Flying from London Heathrow Airport to Australia in July is currently the most expensive (average of £764). 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 LHR to AU?

Find hourly flight availability from Heathrow 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 19 February 2026.

When flying from London Heathrow Airport to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to Australia

Explore weekly flight availability from Heathrow 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 19 February 2026.

The most flights from LHR 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 125 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 24% 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 19 February 2026.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, andQantas Airways from London Heathrow Airport to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.3

Overall

8.2

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8.3

Overall

8.2

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8.3

Overall

8.2

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8.3

Overall

8.2

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8.3

Overall

8.2

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Boarding

8.3

Overall

8.2

Entertainment

8.0

Comfort

8.0

Food

7.8

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sept 2024

SIN - DPS

Your state of the art Boeing 787 was so hot I was sweating 90% of the flight. There is no reason or excuse for that.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Australia from Heathrow?

    Heathrow Airport (LHR) is located about 14 miles west of central London, and it has five terminals. Flights to Asia and the Far East leave from Terminal 3. In an average year, Heathrow Airport is ranked as the second-busiest airport in the world in terms of how many international passengers use it. The three most popular airports in Australia for flights from Heathrow are Sydney Kingsford Smith (SYD), Melbourne Airport (MEL) and Brisbane Airport (BNE). Sydney Airport is about five miles from the central business district and is the busiest airport in Australia. Melbourne Airport is the second-busiest airport in the country and is about 14 miles from the city centre. Brisbane Airport is about nine miles from the city.

  • Which airlines fly directly from Heathrow to Australia?

    Qantas currently offer a direct flight from London Heathrow to Perth (PER) and the journey takes around 18h. There are various airlines that offer stopover flights, including singular stops and multi-stop flight paths. Both Qantas and Singapore Airlines offer flights from Heathrow to Sydney Kingsford Smith with only one stopover. Virgin Atlantic, offer a slightly longer flight path with two stops. To Melbourne, there are currently no airlines that offer a single stop flight path. Japan Airlines and Qantas offer some flights with two stops from Heathrow. To Brisbane, Qantas offer a multi-stop flight path that passes through Sydney Kingsford Smith via Dubai (DXB) from Heathrow Airport.

  • What are the stopover options between Heathrow to Australia?

    Qantas offer a one-stop flight from Heathrow to Sydney Kingsford Smith that stops in Los Angeles (LAX) and takes approximately 30h. Emirates offer a similar flight plan from Heathrow to Sydney via Dubai (DXB). The flight is faster, taking about 22h, but is generally more expensive. Qantas offer a two-stop flight from Heathrow to Sydney as well that takes approximately 30h. It stops off in Dubai (DXB) and then in Perth (PER), Australia before flying on to Sydney. Currently, the majority of the flights from Heathrow to Melbourne and Brisbane have two stops, with the second one in Sydney Kingsford Airport before moving on to the other Australian airports.

  • Do I need a passport or visa to fly from Heathrow to Australia?

    British Citizens travelling to Australia do not need paper or stamp visas but can instead use electronic visas to enter the country. The Electronic Travel Authority (ETA) is one option. You will need to apply for it before arrival, and on average it takes 24h to process and costs about £15. If you are in a rush, there are more expensive yet faster-processed ETA visas available. The ETA visa allows you to stay for up to 90 days and permits multiple entries to the country within 1 year. To apply for the ETA, you will need a valid passport with at least six months left on it when you apply, as the Electronic Travel Authority is electronically linked to your passport. The EVISITOR offers similar freedom of movement within the same time span but is free, although it can take up to four months to process.

  • How long is the flight from London Heathrow Airport to Australia?

    A quick flight from London Heathrow Airport to Australia can take about 26h 40m. China Eastern provides one of the quickest options available for as low as £698. There are 10273 mi between London Heathrow Airport and Australia. 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 Heathrow Airport to Australia one-way?

    One-way options have recently been found by users for as low as £319 on Beijing Capital Airlines. Other airlines that offer cheap prices include Air China from £338 and Hainan Airlines from £339 one-way.

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

  • What are the cheapest flights from London Heathrow Airport to Australia?

    Looking at all options, your cheapest flight can be booked for £730. While the most popular route (London Heathrow - Sydney Kingsford Smith) can be booked for £551 on average, our data indicates £4,288 when flying from London Heathrow Airport to Australia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Australia?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Australia (average of £514). Flying from London Heathrow Airport to Australia in July is currently the most expensive (average of £764). 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

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Alternative routes for Heathrow to Australia

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Heathrow to Australia

Discover the top 10 airlines that operate flights from Heathrow 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 858,174 searches. Data last updated 19 February 2026.
AirlineCheapestAverageFlexibilityOn-time
AirAsiaCheapest£128Average£176FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Hainan AirlinesCheapest£203Average£665FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Oman AirCheapest£494Average£1,339FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
Air ChinaCheapest£519Average£944FlexibilityNo cancel feeOn-time67%
Search Air China flights
Royal Brunei AirlinesCheapest£653Average£795FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Turkish AirlinesCheapest£656Average£965FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Asiana AirlinesCheapest£675Average£1,303FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Vietnam AirlinesCheapest£723Average£1,077FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
SWISSCheapest£732Average£930FlexibilityNo cancel feeOn-time79%
Search SWISS flights
China AirlinesCheapest£737Average£862FlexibilityNo 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 Heathrow to Australia?

Deals for Heathrow to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Australia.

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

Certainly. Search results for flights to Australia from Heathrow 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 Heathrow to Australia become cheaper?

Of course! You can now track prices for flights from Heathrow to Australia and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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