Cheap flights from London to Australia from $925
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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from London to Australia
Keep the following information in mind while searching for London to Australia flight deals. Data was last updated 8 July 2025.
Round-trip from | $1,483 |
---|---|
One-way from | $925 |
Popular in | December |
Cheapest in | May |
Average price | $2,517 |
Good round-trip deal | $2,560 or less |
Good one-way deal | $2,164 or less |
Find flight deals from London to Australia
Cheapest flights from London to AustraliaExplore the most affordable flight options available from London to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.
Explore the most affordable flight options available from London to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 8 July 2025.
Use the filters below to find and compare flights from London to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonSydney
LGW - SYD
LGWSYD
London Gatwick
Sun 31/8
19:00-08:00
3 stops52h 00m
Sydney Kingsford Smith
Sat 13/9
11:00-16:00
1 stop38h 00m
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Tue 28/10
21:00-13:35
1 stop29h 35m
Sydney Kingsford Smith
Tue 10/2
12:00-17:30
1 stop40h 30m
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Thu 2/10
09:45-18:00
1 stop23h 15m
Sydney Kingsford Smith
Sun 19/10
20:30-11:30
1 stop25h 00m
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 1/9
22:05-19:30
2 stops36h 25m
Sydney Kingsford Smith
Sat 6/9
12:50-20:00
2 stops40h 10m
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
Mon 27/10
21:30-07:30
2 stops47h 00m
Sydney Kingsford Smith
Tue 18/11
22:00-18:15
1 stop31h 15m
LondonMelbourne
LHR - MEL
LHRMEL
London Heathrow
Sun 2/11
22:00-21:30
1 stop36h 30m
Melbourne
Tue 25/11
11:25-18:15
1 stop41h 50m
LondonMelbourne
LGW - MEL
LGWMEL
London Gatwick
Mon 27/10
17:00-14:05
1 stop34h 05m
Melbourne
Sat 1/11
22:30-14:00
1 stop26h 30m
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Tue 28/10
17:40-15:30
1 stop34h 50m
Sydney Kingsford Smith
Sat 15/11
20:40-17:50
1 stop32h 10m
LondonSydney
LGW - SYD
LGWSYD
London Gatwick
Sat 8/11
20:25-20:20
2 stops36h 55m
Sydney Kingsford Smith
Sun 16/11
22:00-17:20
2 stops54h 20m
Best time to book a flight from London to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Australia
What is the cheapest month to book a flight from London to Australia?
Currently, May is the cheapest month in which you can book a flight from London to Australia (average of $129). Flying from London to Australia in October is currently the most expensive (average of $171). 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 LON to AU?
Find hourly flight availability from London 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 8 July 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Australia as you normally would.
Weekly flight availability from London to Australia
Explore weekly flight availability from London 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 8 July 2025.
The most flights from LON 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 8 July 2025.
Read through reviews of airlines operating flights from London to Australia, such as Hainan Airlines, Emirates, andKLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Anonymous,Mar 2025
CAN - PEK
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Anonymous,Mar 2025
CAN - PEK
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Anonymous,Mar 2025
CAN - PEK
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Anonymous,Mar 2025
CAN - PEK
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Anonymous,Mar 2025
CAN - PEK
Food
Entertainment
Crew
Boarding
Comfort
Overall
Reviews
Anonymous,Mar 2025
CAN - PEK
Related info for your journey
Find useful and relevant information for your journey from London 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
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for London to Australia
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from London to Australia
Discover the top 10 airlines that operate flights from London 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 8 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 London to Australia?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Australia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from London to Australia?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Australia for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to Australia with no change fees?
Certainly. Search results for flights to Australia from London 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 London to Australia become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!