Cheap flights from Australia to London from £347

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
11 Jan — 18 Jan1
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 12 December 2025.

Sat 13/1222:30MEL - LGW
1 stop26h 30mChina Eastern
Sun 21/1217:00LGW - MEL
1 stop34h 05mChina Eastern
Deal found 10/12£816
Tue 30/1222:20MEL - LHR
1 stop31h 50mShenzhen Airlines
Sun 11/121:10LHR - MEL
1 stop28h 50mShenzhen Airlines
Deal found 9/12£823
Wed 24/1212:00MEL - LGW
1 stop29h 30mChina Eastern
Thu 1/110:30LGW - MEL
1 stop40h 35mChina Eastern
Deal found 10/12£873
Sun 28/1212:00SYD - LGW
1 stop37h 00mChina Eastern
Sun 18/117:00LGW - SYD
1 stop33h 35mChina Eastern
Deal found 9/12£878
Thu 11/1209:15SYD - LHR
1 stop32h 10mMultiple Airlines
Fri 26/1217:40LHR - SYD
1 stop34h 50mMultiple Airlines
Deal found 10/12£904
Fri 26/1222:20MEL - LHR
1 stop31h 50mShenzhen Airlines
Wed 21/121:10LHR - MEL
1 stop28h 50mShenzhen Airlines
Deal found 9/12£916
Thu 25/1221:15MEL - LHR
2 stops31h 20mHainan Airlines
Fri 9/121:00LHR - MEL
2 stops31h 10mHainan Airlines
Deal found 9/12£918
Sat 27/1212:00MEL - LGW
1 stop37h 00mChina Eastern
Sat 10/110:30LGW - MEL
1 stop40h 35mChina Eastern
Deal found 11/12£919
Sun 14/1219:40SYD - LHR
2 stops33h 15mHainan Airlines
Sun 28/1221:15LHR - SYD
1 stop30h 40mHainan Airlines
Deal found 10/12£926
Fri 26/1212:00MEL - LGW
1 stop37h 00mChina Eastern
Tue 20/117:00LGW - MEL
1 stop34h 05mChina Eastern
Deal found 10/12£930
Sun 21/1212:00MEL - LGW
1 stop37h 00mChina Eastern
Mon 5/110:30LGW - MEL
1 stop36h 30mChina Eastern
Deal found 11/12£931
Fri 26/1211:10BNE - LHR
1 stop40h 20mChina Eastern
Sun 8/221:00LHR - BNE
1 stop30h 30mChina Eastern
Deal found 10/12£931

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 12 December 2025.

Round-trip from

£728

One-way from

£347

Popular in

December

Cheapest in

February

Average price

£1,243

Good round-trip deal

£1,058 or less

Good one-way deal

£550 or less
Cathay Pacific
  • Cathay Pacific
  • 29/1-3/2
  • 2 total stops
  • 57h 55m total
  • Australia to London
4/2
  • 4/2
  • 2 total stops
  • 41h 55m total
  • Australia to London
Highest demand for flights based on searches. 11% potential increase in price (£89 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Average for round-trip flights in December 2025
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 12 December 2025.
Use the filters below to find and compare flights from Australia to London that are best for you.

Fly from

Australia

Fly to

London

Route

Depart

Return

Price

PerthLondon

PER - LHR

PERLHR

Perth

Thu 14/5

02:10-16:35

1 stop21h 25m

London Heathrow

Thu 4/6

11:00-14:50

1 stop20h 50m

£732

PerthLondon

PER - LHR

PERLHR

Perth

Sat 16/5

02:10-16:35

1 stop21h 25m

London Heathrow

Thu 28/5

21:35-01:10

1 stop20h 35m

£756

PerthLondon

PER - LHR

PERLHR

Perth

Sun 1/2

08:30-20:10

1 stop43h 40m

London Heathrow

Wed 4/2

16:50-22:55

1 stop22h 05m

£762

PerthLondon

PER - LHR

PERLHR

Perth

Mon 26/1

15:55-05:55

1 stop22h 00m

London Heathrow

Sun 8/2

08:35-11:55

1 stop19h 20m

£767

PerthLondon

PER - LHR

PERLHR

Perth

Fri 13/3

02:25-21:05

2 stops26h 40m

London Heathrow

Sun 22/3

17:45-01:25

2 stops23h 40m

£768

PerthLondon

PER - LHR

PERLHR

Perth

Tue 10/3

02:25-21:05

2 stops26h 40m

London Heathrow

Tue 17/3

06:35-15:15

2 stops24h 40m

£768

PerthLondon

PER - LHR

PERLHR

Perth

Sun 15/3

15:55-06:25

1 stop22h 30m

London Heathrow

Thu 19/3

08:40-11:55

1 stop19h 15m

£768

PerthLondon

PER - LHR

PERLHR

Perth

Thu 12/3

02:25-21:05

2 stops26h 40m

London Heathrow

Sun 22/3

17:45-01:25

2 stops23h 40m

£768

PerthLondon

PER - LHR

PERLHR

Perth

Mon 9/3

02:25-21:05

2 stops26h 40m

London Heathrow

Wed 18/3

16:35-01:25

2 stops24h 50m

£768

PerthLondon

PER - LHR

PERLHR

Perth

Sun 15/3

16:15-13:30

2 stops29h 15m

London Heathrow

Fri 20/3

06:35-01:25

2 stops34h 50m

£768

Flights are sorted by cheapest return flights first.

Deals found on 10/12

Showing 1-10 of 60 results
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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

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

Currently, March is the cheapest month in which you can book a flight from Australia to London (average of £547). Flying from Australia to London in December is currently the most expensive (average of £762). 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 12 December 2025.

It’s typically best to fly out from Australia to London in the morning. Doing so could potentially save you 19% on the flight price compared to flying at midday, which is usually more expensive.

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

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

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

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 12 December 2025.

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 234 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 12 December 2025.
Get a feel of what it's like to fly with Emirates, Singapore Airlines, 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.

Boarding

8.1

Overall

8.1

Comfort

8.0

Crew

8.3

Food

7.9

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Boarding

8.1

Overall

8.1

Comfort

8.0

Crew

8.3

Food

7.9

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Boarding

8.1

Overall

8.1

Comfort

8.0

Crew

8.3

Food

7.9

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Boarding

8.1

Overall

8.1

Comfort

8.0

Crew

8.3

Food

7.9

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Boarding

8.1

Overall

8.1

Comfort

8.0

Crew

8.3

Food

7.9

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

Boarding

8.1

Overall

8.1

Comfort

8.0

Crew

8.3

Food

7.9

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

DXB - MAN

A380 is best airplane in the world for long haul flights. And Emirates one of the top airlines.

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 £732, Malaysia Airlines can have you in London from Australia in 21h 25m. There are 9009 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 EVA Air. According to our data, you can fly for as low as £208. Users have also found prices from £256 and £292 on Etihad Airways and China Southern, 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, March is the cheapest month in which you can book a flight from Australia to London (average of £547). Flying from Australia to London in December is currently the most expensive (average of £762). 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
Croydon
Slough
Hounslow
Luton
Gatwick
Wembley
Ilford
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Watford
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Crawley
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Deal
Bedford
Romford
Chichester
Guildford
Ipswich

Browse thousands of different options on Cheapflights for your next trip

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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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest£509Average£730FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Etihad AirwaysCheapest£585Average£870FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China SouthernCheapest£586Average£1,095FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£639Average£845FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Cathay PacificCheapest£646Average£974FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Malaysia AirlinesCheapest£649Average£917FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£666Average£973FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air ChinaCheapest£671Average£779FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£691Average£936FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China AirlinesCheapest£705Average£854FlexibilityNo cancel feeOn-time70%
Search China 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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