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.
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 |
Find flight deals from Heathrow to Australia
Cheapest flights from Heathrow to AustraliaExplore 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.
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.
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
Fly to
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
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
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
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
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
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
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
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
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
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
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.
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
Food
Crew
Entertainment
Boarding
Comfort
Reviews
Roger,Jun 2025
ORD - PIT
Overall
Food
Crew
Entertainment
Boarding
Comfort
Reviews
Roger,Jun 2025
ORD - PIT
Overall
Food
Crew
Entertainment
Boarding
Comfort
Reviews
Roger,Jun 2025
ORD - PIT
Overall
Food
Crew
Entertainment
Boarding
Comfort
Reviews
Roger,Jun 2025
ORD - PIT
Overall
Food
Crew
Entertainment
Boarding
Comfort
Reviews
Roger,Jun 2025
ORD - PIT
Overall
Food
Crew
Entertainment
Boarding
Comfort
Reviews
Roger,Jun 2025
ORD - PIT
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.
Browse thousands of different options on Cheapflights for your next trip
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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.
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.