Cheap flights from Australia to London from £398

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 16/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to London

Enter your travel dates to find the best prices.

Cheapest flights from Australia to London
Explore the most affordable flight options available from Australia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Tue 19/512:15
PER
-
LHR
2 stops39h 50m
Multiple Airlines
Fri 26/606:30
LHR
-
PER
2 stops30h 10m
Multiple Airlines
Deal found 28/4£729
Sun 15/1116:35
SYD
-
LHR
1 stop32h 55m
Etihad Airways
Wed 18/1120:55
LHR
-
SYD
1 stop34h 00m
Etihad Airways
Deal found 26/4£732
Tue 3/1116:35
SYD
-
LHR
1 stop25h 05m
Etihad Airways
Thu 19/1119:20
LHR
-
SYD
1 stop35h 35m
Etihad Airways
Deal found 27/4£733
Sun 18/1016:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Thu 29/1019:20
LHR
-
SYD
1 stop35h 35m
Etihad Airways
Deal found 29/4£736
Tue 6/1016:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Sat 7/1119:20
LHR
-
SYD
1 stop24h 15m
Etihad Airways
Deal found 28/4£736
Mon 5/1016:40
SYD
-
LHR
1 stop24h 20m
Etihad Airways
Wed 28/1020:55
LHR
-
SYD
1 stop22h 40m
Etihad Airways
Deal found 28/4£737
Sun 7/623:20
PER
-
LHR
2 stops28h 45m
Multiple Airlines
Sun 28/606:30
LHR
-
PER
2 stops26h 05m
Multiple Airlines
Deal found 28/4£742
Tue 27/1020:40
SYD
-
LHR
1 stop32h 10m
Air China
Sun 15/1117:40
LHR
-
SYD
1 stop34h 50m
Air China
Deal found 26/4£745
Thu 23/720:00
SYD
-
LHR
1 stop24h 30m
Air India
Thu 20/809:45
LHR
-
SYD
1 stop23h 40m
Air India
Deal found 25/4£758
Sat 25/720:00
SYD
-
LHR
1 stop24h 30m
Air India
Tue 11/820:35
LHR
-
SYD
1 stop36h 50m
Air India
Deal found 24/4£759
Thu 27/820:00
SYD
-
LHR
1 stop32h 00m
Air India
Wed 9/909:45
LHR
-
SYD
1 stop23h 40m
Air India
Deal found 27/4£759
Thu 10/920:00
SYD
-
LHR
1 stop32h 00m
Air India
Fri 18/909:45
LHR
-
SYD
1 stop23h 40m
Air India
Deal found 28/4£761

Find flight deals from Australia to London

Keep the following information in mind while searching for Australia to London flight deals. Data was last updated 29 April 2026.

Round-trip from

£729

One-way from

£398

Popular in

December

Cheapest in

February

Average price

£965

Good round-trip deal

£1,415 or less

Good one-way deal

£855 or less
19/5-26/6
  • 19/5-26/6
  • 4 total stops
  • 70h 00m total
  • Australia to London
16/5
  • 16/5
  • 2 total stops
  • 35h 05m total
  • Australia to London
Highest demand for flights based on searches. 8% potential increase in price (£64 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Australia to London (LON).
Price to beat on a one-way flight from Australia to London (LON).

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to London 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 29 April 2026.
Use the filters below to find and compare flights from Australia to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrisbaneLondon

BNE - LHR

BNELHR

Brisbane

Fri 12/6

13:40-16:40

2 stops36h 00m

London Heathrow

Fri 19/6

16:45-09:45

2 stops32h 00m

£816

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 1/10

21:05-13:10

2 stops49h 05m

London Gatwick

Mon 30/11

06:25-19:50

2 stops26h 25m

£882

BrisbaneLondon

BNE - LHR

BNELHR

Brisbane

Sat 18/7

15:15-22:25

2 stops40h 10m

London Heathrow

Tue 11/8

06:30-06:00

2 stops38h 30m

£908

MelbourneLondon

MEL - LGW

MELLGW

Melbourne

Sun 23/8

11:00-15:00

1 stop37h 00m

London Gatwick

Tue 8/9

18:00-12:40

1 stop33h 40m

£945

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 24/5

09:30-14:20

1 stop37h 50m

London Heathrow

Thu 11/6

16:35-19:25

1 stop41h 50m

£973

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Fri 26/6

09:45-07:25

1 stop30h 40m

London Gatwick

Tue 14/7

10:25-08:20

1 stop36h 55m

£973

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 12/8

20:30-15:00

1 stop27h 30m

London Gatwick

Sun 30/8

17:55-09:00

1 stop30h 05m

£999

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 24/5

20:45-07:20

1 stop43h 35m

London Gatwick

Tue 16/6

09:00-06:10

1 stop36h 10m

£1,000

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 13/7

11:00-15:00

1 stop37h 00m

London Gatwick

Wed 5/8

11:35-08:00

3 stops35h 25m

£1,005

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Thu 23/7

20:30-06:40

1 stop43h 10m

London Gatwick

Sat 15/8

11:35-08:00

2 stops35h 25m

£1,011

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Australia to London

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

How far ahead should I book a flight from Australia to London?

To ensure you get the cheapest price possible for a flight from Australia to London, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Australia to London (average of £788). Flying from Australia to London in December is currently the most expensive (average of £1,256). 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 AU to LON?

Find hourly flight availability from Australia to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to London as you normally would.

Weekly flight availability from Australia to London

Explore weekly flight availability from Australia to London. 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 29 April 2026.

The most flights from AU0 to LON 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 Australia to London delayed?

About 13% of weekly flights between Australia and London have experienced delays in the past year, with the average delay time being 218 minutes.

What is the most punctual flight time for Australia to London flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Australia to London flights?

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 13% of flights being delayed.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 29 April 2026.
Get a feel of what it's like to fly with Singapore Airlines,Emirates, andQatar Airways from Australia to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Wee Keng,Dec 2025

HKG - SIN

Quick 3 hour flight with excellent service from the crew despite it being Christmas Day holiday. Ground crew passed out Xmas cookies as well. Great experience.

Related info for your journey

Find useful and relevant information for your journey from Australia to London. 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 Australia to London?

    For as low as £973, China Eastern can have you in London from Australia in 37h 50m. There are 10568 mi between Australia and London. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Hainan Airlines. According to our data, you can fly for as low as £128. Users have also found prices from £193 and £205 on China Southern and Air China, respectively.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to London 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 Australia to London?

    Currently, February is the cheapest month in which you can book a flight from Australia to London (average of £788). Flying from Australia to London in December is currently the most expensive (average of £1,256). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Bishop's Stortford
Chelmsford

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.

Top 10 airlines flying from Australia to London

Discover the top 10 airlines that operate flights from Australia to London. 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 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest£510Average£1,051FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qatar AirwaysCheapest£556Average£991FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Etihad AirwaysCheapest£557Average£855FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Turkish AirlinesCheapest£613Average£974FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£617Average£1,169FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£625Average£755FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Cathay PacificCheapest£640Average£970FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air ChinaCheapest£670Average£876FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£679Average£932FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest£698Average£1,043FlexibilityNo cancel feeOn-time67%
Search Malaysia 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 Australia to London?

Cheapflights makes it easy to find Australia to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Australia to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to London from Australia 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 Australia to London 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!

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