Cheap flights from Australia to London from £304

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
18 Dec — 25 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to London

Keep the following information in mind while searching for Australia to London flight deals. Data was last updated 18 November 2025.

Round-trip from

£721

One-way from

£304

Popular in

December

Cheapest in

February

Average price

£839

Good one-way deal

£697 or less
Air China
  • Air China
  • 12/3-21/4
  • 3 total stops
  • 62h 45m total
  • Australia to London
Turkish Airlines
  • Turkish Airlines
  • 1/2
  • 2 total stops
  • 29h 55m total
  • Australia to London
Highest demand for flights based on searches. 12% potential increase in price (£100 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£25 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a one-way flight from Australia to London (LON).

Find 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 18 November 2025.

Sun 23/1121:15SYD - LGW
2 stops47h 05mTurkish Airlines
Fri 28/1106:25LGW - SYD
2 stops25h 55mTurkish Airlines
Deal found 17/11£723
Tue 18/1121:15SYD - LHR
2 stops28h 40mMultiple Airlines
Sat 29/1121:10LHR - SYD
2 stops47h 55mMultiple Airlines
Deal found 17/11£724
Thu 27/1113:35SYD - LGW
3 stops45h 20mMultiple Airlines
Sun 7/1211:35LGW - SYD
1 stop40h 55mMultiple Airlines
Deal found 16/11£724
Mon 17/1122:40MEL - LGW
2 stops28h 30mMultiple Airlines
Thu 27/1117:05LGW - MEL
2 stops25h 35mMultiple Airlines
Deal found 16/11£734
Tue 18/1114:30MEL - LGW
2 stops29h 50mMultiple Airlines
Tue 25/1106:25LGW - MEL
2 stops27h 30mMultiple Airlines
Deal found 17/11£735
Tue 18/1116:35SYD - LHR
1 stop25h 05mMultiple Airlines
Tue 25/1117:40LHR - SYD
1 stop34h 50mMultiple Airlines
Deal found 16/11£738
Wed 19/1100:25PER - LHR
1 stop24h 55mCathay Pacific
Thu 4/1216:50LHR - PER
1 stop22h 05mCathay Pacific
Deal found 15/11£738
Thu 20/1110:00MEL - LGW
3 stops47h 35mMultiple Airlines
Wed 3/1211:05LGW - MEL
2 stops33h 20mMultiple Airlines
Deal found 17/11£738
Sun 23/1121:15SYD - LGW
2 stops36h 20mMultiple Airlines
Fri 28/1110:30LGW - SYD
1 stop40h 05mMultiple Airlines
Deal found 16/11£739
Mon 17/1122:40MEL - LGW
2 stops28h 30mMultiple Airlines
Wed 26/1110:30LGW - MEL
1 stop36h 30mMultiple Airlines
Deal found 16/11£739
Tue 18/1121:15SYD - LHR
2 stops28h 40mTurkish Airlines
Fri 21/1117:45LHR - SYD
2 stops38h 35mTurkish Airlines
Deal found 16/11£741
Mon 24/1112:00MEL - LHR
1 stop40h 30mChina Eastern
Tue 2/1221:00LHR - MEL
1 stop30h 05mChina Eastern
Deal found 17/11£741

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 18 November 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 12/3

02:25-15:25

1 stop21h 00m

London Heathrow

Sun 5/4

21:35-01:10

1 stop20h 35m

£738

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 27/2

21:15-16:10

2 stops29h 55m

London Heathrow

Thu 12/3

22:35-19:20

2 stops33h 45m

£760

PerthLondon

PER - LHR

PERLHR

Perth

Wed 4/2

01:15-19:10

1 stop25h 55m

London Heathrow

Sun 15/2

10:40-23:55

1 stop29h 15m

£760

PerthLondon

PER - LHR

PERLHR

Perth

Thu 5/2

15:55-06:25

1 stop22h 30m

London Heathrow

Thu 12/2

08:40-11:55

1 stop19h 15m

£770

PerthLondon

PER - LHR

PERLHR

Perth

Thu 5/3

23:10-21:05

2 stops29h 55m

London Heathrow

Mon 9/3

15:05-05:50

2 stops30h 45m

£770

MelbourneLondon

MEL - STN

MELSTN

Melbourne

Thu 14/5

15:55-10:15

2 stops27h 20m

London Stansted

Sun 14/6

17:45-06:15

2 stops27h 30m

£773

PerthLondon

PER - LHR

PERLHR

Perth

Sun 15/3

23:10-21:05

2 stops29h 55m

London Heathrow

Thu 19/3

06:35-01:25

2 stops34h 50m

£775

BrisbaneLondon

BNE - LHR

BNELHR

Brisbane

Mon 23/2

08:00-16:55

2 stops42h 55m

London Heathrow

Sun 15/3

22:35-06:45

2 stops46h 10m

£793

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Thu 22/1

16:55-09:55

2 stops28h 00m

London Heathrow

Sat 28/2

15:15-20:55

2 stops42h 40m

£802

BrisbaneLondon

BNE - LHR

BNELHR

Brisbane

Tue 13/1

22:35-19:05

2 stops54h 30m

London Heathrow

Sun 1/2

21:20-20:20

2 stops37h 00m

£811

Flights are sorted by cheapest return flights first.

Deals found on 17/11

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, February is the cheapest month in which you can book a flight from Australia to London (average of £494). Flying from Australia to London in December is currently the most expensive (average of £779). 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 18 November 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 27 October 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 18 November 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 $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

About 14% of weekly flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced delays in the past year, with the average delay time being 224 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] 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.

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 14% 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 18 November 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.

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

Comfort

8.0

Crew

8.3

Boarding

8.1

Entertainment

8.2

Food

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2025

KTM - DXB

Lost 7 pieces of luggage and fly Dubai doesn’t seem to care.

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 £738, Malaysia Airlines can have you in London from Australia in 21h. 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 Hainan Airlines. According to our data, you can fly for as low as £313. Users have also found prices from £315 and £334 on China Eastern and Turkish Airlines, respectively.

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

  • What are the cheapest flights from Australia to London?

    Looking at all options, your cheapest flight can be booked for £673. While the most popular route (Sydney Kingsford Smith - London Heathrow) can be booked for £622 on average, our data indicates £939 when flying 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 £494). Flying from Australia to London in December is currently the most expensive (average of £779). 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
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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 18 November 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest£518Average£743FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
Etihad AirwaysCheapest£595Average£914FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China SouthernCheapest£597Average£1,131FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£650Average£877FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Cathay PacificCheapest£657Average£986FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Malaysia AirlinesCheapest£660Average£933FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Air ChinaCheapest£683Average£798FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£702Average£952FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
China AirlinesCheapest£717Average£869FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Qatar AirwaysCheapest£718Average£1,010FlexibilityNo cancel feeOn-time68%
Search Qatar 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 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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