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Cheap flights from London Heathrow Airport to Australia from £439

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
10 Jul — 17 Jul1
1 adult

Cheap flight deals from Heathrow to Australia

Keep the following information in mind while searching for Heathrow to Australia flight deals. Data was last updated 5 July 2025.

Round-trip from

£707

One-way from

£439

Popular in

December

Cheapest in

May

Average price

£1,199

Good round-trip deal

£1,010 or less

Good one-way deal

£890 or less
China Eastern
  • China Eastern
  • 28/10-10/2
  • 2 total stops
  • 60h 35m total
  • London to Australia
2/11
  • 2/11
  • 3 total stops
  • 37h 15m total
  • London to Australia
Highest demand for flights based on searches. 9% potential increase in price (£76 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Average for round-trip flights in July 2025
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.

Find flight deals from Heathrow to Australia

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 5 July 2025.

Tue 28/1021:00LHR - SYD
1 stop29h 35mChina Eastern
Tue 10/221:30SYD - LHR
1 stop31h 00mChina Eastern
Deal found 3/7£707
Thu 14/821:45LHR - SYD
1 stop35h 55mAir India
Sun 17/820:10SYD - LHR
1 stop24h 20mAir India
Deal found 4/7£707
Thu 25/1221:30LHR - SYD
2 stops35h 50mChina Southern
Thu 22/122:00SYD - LHR
2 stops30h 55mChina Southern
Deal found 4/7£712
Wed 5/1122:00LHR - MEL
1 stop36h 30mChina Southern
Sun 16/1111:25MEL - LHR
1 stop41h 50mChina Southern
Deal found 3/7£712
Tue 18/1121:30LHR - MEL
2 stops37h 00mMultiple Airlines
Sun 23/1120:15MEL - LHR
1 stop32h 35mMultiple Airlines
Deal found 3/7£715
Wed 24/917:15LHR - MEL
2 stops27h 15mRoyal Brunei Airlines
Sat 11/1013:30MEL - LHR
2 stops26h 55mRoyal Brunei Airlines
Deal found 4/7£718
Wed 1/1022:00LHR - SYD
2 stops36h 30mMultiple Airlines
Wed 8/1021:45SYD - LHR
3 stops55h 45mMultiple Airlines
Deal found 3/7£718
Wed 27/822:00LHR - MEL
1 stop31h 05mHainan Airlines
Tue 16/919:45MEL - LHR
1 stop32h 45mHainan Airlines
Deal found 4/7£719
Thu 6/1121:00LHR - MEL
1 stop30h 05mChina Eastern
Thu 13/1112:00MEL - LHR
1 stop40h 30mChina Eastern
Deal found 3/7£723
Wed 17/920:10LHR - MEL
1 stop24h 45mCathay Pacific
Mon 20/1000:45MEL - LHR
1 stop27h 30mCathay Pacific
Deal found 3/7£779
Fri 29/822:00LHR - HBA
3 stops39h 30mMultiple Airlines
Sun 14/906:25HBA - LHR
3 stops46h 05mMultiple Airlines
Deal found 3/7£846
Sun 17/813:15LHR - PER
2 stops32h 15mMultiple Airlines
Sun 24/817:20PER - LHR
2 stops28h 05mMultiple Airlines
Deal found 2/7£849

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 5 July 2025.
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

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 28/10

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Tue 18/11

21:30-17:30

1 stop31h 00m

£707

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 14/8

21:45-18:40

1 stop35h 55m

Sydney Kingsford Smith

Sun 17/8

20:10-11:30

1 stop24h 20m

£707

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 25/12

21:30-20:20

2 stops35h 50m

Sydney Kingsford Smith

Thu 22/1

22:00-17:55

2 stops30h 55m

£712

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Wed 5/11

22:00-21:30

1 stop36h 30m

Melbourne

Sun 16/11

11:25-18:15

1 stop41h 50m

£712

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Tue 18/11

21:30-21:30

2 stops37h 00m

Melbourne

Sun 23/11

20:15-17:50

1 stop32h 35m

£715

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Wed 24/9

17:15-05:30

2 stops27h 15m

Melbourne

Sat 11/10

13:30-06:25

2 stops26h 55m

£718

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 1/10

22:00-19:30

2 stops36h 30m

Sydney Kingsford Smith

Wed 8/10

21:45-19:30

3 stops55h 45m

£718

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Wed 27/8

22:00-14:05

1 stop31h 05m

Melbourne

Tue 16/9

19:45-19:30

1 stop32h 45m

£719

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Thu 6/11

21:00-14:05

1 stop30h 05m

Melbourne

Thu 13/11

12:00-17:30

1 stop40h 30m

£723

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Wed 17/9

20:10-05:55

1 stop24h 45m

Melbourne

Mon 20/10

00:45-18:15

1 stop27h 30m

£779

Flights are sorted by cheapest return flights first.

Deals found on 3/7

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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Australia (average of £985). Flying from London Heathrow Airport to Australia in July is currently the most expensive (average of £1,708). 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 5 July 2025.

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 5 July 2025.

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).

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 5 July 2025.
Get a feel of what it's like to fly with Japan Airlines, China Airlines, andHainan Airlines 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.

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

Overall

8.3

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

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.

  • 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 £445 on China Eastern. Other airlines that offer cheap prices include China Southern from £450 and Air India from £455 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 £808. While the most popular route (London Heathrow - Melbourne) can be booked for £651 on average our data indicates £4,131 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Australia (average of £985). Flying from London Heathrow Airport to Australia in July is currently the most expensive (average of £1,708). 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 5 July 2025.
AirlineCheapestAverageFlexibilityOn-time
AirAsiaCheapest£126Average£167FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Batik AirCheapest£128Average£202FlexibilityNo cancel feeOn-timeN/A
Search Batik Air flights
Hainan AirlinesCheapest£330Average£946FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Beijing Capital AirlinesCheapest£355Average£722FlexibilityNo cancel feeOn-timeN/A
Search Beijing Capital Airlines flights
SWISSCheapest£771Average£1,042FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Austrian AirlinesCheapest£774Average£839FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Vietnam AirlinesCheapest£788Average£1,031FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Air FranceCheapest£789Average£1,144FlexibilityNo cancel feeOn-time77%
Search Air France flights
Oman AirCheapest£808Average£1,324FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
SriLankan AirlinesCheapest£824Average£876FlexibilityNo cancel feeOn-time68%
Search SriLankan Airlines flights

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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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