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Cheap flights from London Heathrow Airport to Australia from $825

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

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 7 November 2025.

Round-trip from

$1,425

One-way from

$825

Popular in

December

Cheapest in

May

Average price

$1,757

Good round-trip deal

$2,082 or less

Good one-way deal

$1,615 or less
China Southern
  • China Southern
  • 2/3-23/3
  • 2 total stops
  • 66h 35m total
  • London to Australia
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15/3
  • 15/3
  • 3 total stops
  • 48h 10m total
  • London to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($330 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($103 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Australia.
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Price to beat on a one-way flight from London Heathrow to Australia.
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Find 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 7 November 2025.

Mon 1/1221:00LHR - BNE
1 stop26h 00mChina Eastern
Tue 23/1211:10BNE - LHR
1 stop40h 20mChina Eastern
Deal found 5/11$1,427
Wed 19/1117:15LHR - BNE
2 stops29h 00mChina Southern
Tue 2/1210:15BNE - LHR
2 stops37h 45mChina Southern
Deal found 6/11$1,445
Wed 19/1117:15LHR - BNE
2 stops29h 00mChina Southern
Wed 10/1210:15BNE - LHR
1 stop42h 20mChina Southern
Deal found 5/11$1,448
Wed 12/1122:00LHR - MEL
1 stop36h 30mChina Southern
Tue 9/1208:40MEL - LHR
1 stop44h 55mChina Southern
Deal found 7/11$1,450
Sat 29/1121:30LHR - SYD
2 stops35h 50mChina Southern
Fri 27/208:10SYD - LHR
1 stop45h 25mChina Southern
Deal found 6/11$1,450
Sun 28/1221:30LHR - MEL
2 stops37h 00mChina Southern
Sun 1/211:25MEL - LHR
2 stops42h 10mChina Southern
Deal found 7/11$1,451
Thu 13/1121:00LHR - SYD
1 stop29h 35mChina Eastern
Fri 21/1115:10SYD - LHR
2 stops37h 20mChina Eastern
Deal found 5/11$1,451
Fri 21/1121:30LHR - MEL
2 stops37h 00mChina Southern
Fri 28/1109:00MEL - LHR
1 stop44h 35mChina Southern
Deal found 6/11$1,453
Sun 9/1121:15LHR - SYD
1 stop30h 40mMultiple Airlines
Sun 1/215:15SYD - LHR
1 stop38h 20mMultiple Airlines
Deal found 6/11$1,453
Tue 30/1221:30LHR - MEL
2 stops37h 00mChina Southern
Tue 3/223:30MEL - LHR
1 stop30h 05mChina Southern
Deal found 7/11$1,454
Sun 9/1121:15LHR - SYD
1 stop30h 40mMultiple Airlines
Tue 17/211:25SYD - LHR
1 stop42h 10mMultiple Airlines
Deal found 6/11$1,454
Mon 17/1121:00LHR - BNE
1 stop26h 00mChina Eastern
Mon 22/1211:10BNE - LHR
1 stop40h 20mChina Eastern
Deal found 7/11$1,456

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 647,157 searches. Data last updated 7 November 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

LondonCanberra

LHR - CBR

LHRCBR

London Heathrow

Sun 30/11

21:15-23:05

2 stops38h 50m

Canberra

Tue 9/12

15:35-16:20

2 stops35h 45m

$1,496

LondonCoolangatta

LHR - OOL

LHROOL

London Heathrow

Mon 2/3

20:25-20:30

2 stops38h 05m

Coolangatta Gold Coast

Sun 15/3

18:40-15:55

2 stops55h 15m

$1,533

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 6/3

21:15-12:15

1 stop28h 00m

Sydney Kingsford Smith

Tue 24/3

22:10-16:55

1 stop29h 45m

$1,627

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 7/3

21:00-08:20

2 stops49h 20m

Cairns

Sun 22/3

09:45-17:30

2 stops41h 45m

$1,647

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Tue 17/2

20:00-06:45

2 stops48h 45m

Brisbane

Mon 23/3

08:00-16:10

2 stops42h 10m

$1,685

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Tue 3/3

06:35-21:20

2 stops27h 45m

Melbourne

Tue 24/3

13:10-09:55

2 stops31h 45m

$1,693

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Sun 1/2

17:45-06:45

2 stops51h 00m

Brisbane

Sun 1/3

08:00-13:30

2 stops39h 30m

$1,733

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Tue 3/3

21:15-10:45

1 stop27h 30m

Brisbane

Thu 26/3

23:10-16:55

1 stop27h 45m

$1,740

LondonCairns

LHR - CNS

LHRCNS

London Heathrow

Sat 31/1

20:05-09:55

2 stops51h 50m

Cairns

Sun 22/2

18:35-08:05

2 stops23h 30m

$1,751

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sat 28/2

20:15-23:00

1 stop39h 45m

Melbourne

Sat 21/3

15:35-15:00

1 stop34h 25m

$1,779

Flights are sorted by cheapest return flights first.

Deals found on 6/11

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 $1,059). Flying from London Heathrow Airport to Australia in July is currently the most expensive (average of $1,619). 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 7 November 2025.

When flying from London Heathrow Airport to Australia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 12% versus a flight in the morning.

What is the cheapest day to fly from London Heathrow Airport to Australia?

Use this chart to determine the cheapest time to fly return from Heathrow to Australia. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Australia flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 7 November 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 7 November 2025.
Read reviews from past customers who have flown with Singapore Airlines, Cathay Pacific, andChina Southern from London Heathrow Airport to Australia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

8.0

Boarding

8.3

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.
Singapore Airlines
8.1
Very Good
1,393 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

8.0

Boarding

8.3

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.
Cathay Pacific
7.6
Good
1,055 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

8.0

Boarding

8.3

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.
China Southern
7.5
Good
119 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

8.0

Boarding

8.3

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.
Qatar Airways
7.4
Good
3,661 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

8.0

Boarding

8.3

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.
Etihad Airways
7.4
Good
1,287 reviews
Singapore Airlines
8.1
Very Good
1,393 reviews
Check prices

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

8.0

Boarding

8.3

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.

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

    Airlines like China Airlines, Turkish Airlines, and SWISS fly from London Heathrow Airport to Australia in about 28h. The time it takes to get you to your destination can typically vary by up to 23h 50m. The distance from London Heathrow Airport to Australia is about 17008 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London Heathrow Airport to Australia one-way?

    The cheapest airline one-way is China Eastern, with whom users have recently found tickets for as low as $951. However, be on the lookout for offers from China Southern and Tianjin Airlines, as they are both options that can get you from London Heathrow Airport to Australia for a low price.

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

    While some choose either London Heathrow - Sydney Kingsford Smith or London Heathrow - Perth, London Heathrow - Melbourne is the most popular route from London Heathrow Airport to Australia.

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

    The cheapest flight price from London Heathrow Airport to Australia is $1,198. On average you can expect to pay $2,156. The most popular route, (London Heathrow - Melbourne), can usually be booked for $1,148.

  • 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 $1,059). Flying from London Heathrow Airport to Australia in July is currently the most expensive (average of $1,619). 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.
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Heathrow to Perth flights
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Stansted to Cairns flights
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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 647,157 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest$1,113Average$1,595FlexibilityNo cancel feeOn-time69%
Search China Southern flights
British AirwaysCheapest$1,114Average$2,208FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air ChinaCheapest$1,193Average$2,443FlexibilityNo cancel feeOn-time67%
Search Air China flights
China EasternCheapest$1,214Average$1,771FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Malaysia AirlinesCheapest$1,335Average$2,084FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Royal Brunei AirlinesCheapest$1,396Average$1,848FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
EmiratesCheapest$1,461Average$2,298FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest$1,476Average$2,077FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air IndiaCheapest$1,514Average$2,097FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Etihad AirwaysCheapest$1,521Average$2,399FlexibilityNo cancel feeOn-time75%
Search Etihad Airways 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Australia from Heathrow today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Australia for you. Better yet — we are completely free to use.

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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