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Cheap flights from Australia to London from £293

SYD — LON
9 Dec — 16 Dec1
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

Mon 9/1122:30 -
1 stop43h 00m
Wed 25/1117:00 -
1 stop30h 00m
Deal found 5/11£725
Sun 8/1122:30 -
1 stop30h 00m
Sat 5/1212:30 -
1 stop34h 30m
Deal found 4/11£727
Thu 12/1122:30 -
1 stop26h 30m
Wed 25/1110:30 -
1 stop36h 30m
Deal found 5/11£727
Thu 26/1111:10 -
1 stop40h 20m
Thu 3/1221:00 -
1 stop26h 00m
Deal found 5/11£727
Tue 10/1112:35 -
1 stop28h 50m
Wed 25/1111:45 -
2 stops35h 00m
Deal found 5/11£728
Wed 11/1111:10 -
1 stop40h 20m
Wed 25/1121:00 -
1 stop26h 00m
Deal found 6/11£728
Thu 12/1122:30 -
1 stop30h 00m
Mon 30/1121:00 -
1 stop26h 00m
Deal found 7/11£729
Thu 12/1115:10 -
1 stop26h 20m
Mon 30/1109:50 -
1 stop33h 45m
Deal found 4/11£730
Thu 5/1112:00 -
1 stop37h 00m
Wed 18/1110:30 -
1 stop40h 05m
Deal found 4/11£731
Tue 10/1111:10 -
1 stop40h 20m
Wed 2/1221:00 -
1 stop26h 00m
Deal found 6/11£731
Wed 11/1122:30 -
1 stop43h 00m
Wed 25/1110:30 -
1 stop40h 35m
Deal found 9/11£731
Sun 8/1111:10 -
1 stop40h 20m
Wed 18/1121:00 -
1 stop26h 00m
Deal found 6/11£731

Find flight deals from Australia to London

Round-trip from

£722

One-way from

£293

Popular in

December

Cheapest in

February

Average price

£884

Good round-trip deal

£1,266 or less

Good one-way deal

£817 or less
China Southern
  • China Southern
  • 8/2-28/2
  • 2 total stops
  • 66h 45m total
  • Australia to London
Search Deals
1/2-31/12
  • 1/2-31/12
  • 2 total stops
  • 40h 15m total
  • Australia to London
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£62 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
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Price to beat on a round-trip flight from Australia to London (LON).
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Price to beat on a one-way flight from Australia to London (LON).
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Cheapflights Fare Finder

 
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

MelbourneLondon

MEL Melbourne - LHR London Heathrow

MELLHR

Melbourne

Tue 12/1

22:30-06:25

1 stop42h 55m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£340

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Wed 3/3

22:10-20:30

1 stop33h 20m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£357

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Thu 21/1

19:10-18:15

3 stops57h 05m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£368

AdelaideLondon

ADL Adelaide - LHR London Heathrow

ADLLHR

Adelaide

Mon 15/3

11:30-18:35

1 stop41h 35m

London Heathrow

Wed 31/12

00:00-08:30

Nonstop0h 00m

£371

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Wed 18/11

16:50-12:05

1 stop30h 15m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£372

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Sat 27/2

16:50-14:30

1 stop32h 40m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£386

MelbourneLondon

MEL Melbourne - LHR London Heathrow

MELLHR

Melbourne

Sat 6/3

18:05-18:10

1 stop35h 05m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£389

MelbourneLondon

MEL Melbourne - LHR London Heathrow

MELLHR

Melbourne

Sun 21/3

12:00-17:30

1 stop40h 30m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£392

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Thu 28/1

22:30-19:20

1 stop31h 50m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£394

CairnsLondon

CNS Cairns - LHR London Heathrow

CNSLHR

Cairns

Wed 13/1

19:15-18:25

3 stops57h 10m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£407

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 £849). Flying from Australia to London in December is currently the most expensive (average of £1,378). 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?

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

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 10% of weekly flights between Australia and London have experienced delays in the past year, with the average delay time being 136 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?

Wednesday tends to have the lowest number of delays on this route, whereas Friday 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 10% of flights being delayed.

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 55 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.

Reviews of airlines servicing London

Get a feel of what it's like to fly with Singapore Airlines,Emirates, andQantas 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.
Singapore Airlines
8.2
Very Good
1,633 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Entertainment

8.1

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,633 reviews
Singapore Airlines
8.2
Very Good
1,633 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Entertainment

8.1

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Emirates
8.1
Very Good
3,695 reviews
Singapore Airlines
8.2
Very Good
1,633 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Entertainment

8.1

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Qantas Airways
7.5
Good
1,123 reviews
Singapore Airlines
8.2
Very Good
1,633 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Entertainment

8.1

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
China Southern
7.5
Good
188 reviews
Singapore Airlines
8.2
Very Good
1,633 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Entertainment

8.1

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
China Eastern
7.3
Good
250 reviews
Singapore Airlines
8.2
Very Good
1,633 reviews
Check prices

Crew

8.6

Overall

8.2

Comfort

8.0

Entertainment

8.1

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

  • How long is the flight from Australia to London?

    For as low as £863, Turkish Airlines can have you in London from Australia in 20h 55m. 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 £129. Users have also found prices from £195 and £199 on China Southern and Air China, respectively.

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

    The most popular flight routes from Australia to London are Sydney Kingsford Smith - London Heathrow, Sydney Kingsford Smith - London Stansted and Sydney Kingsford Smith - London Gatwick.

  • What are the cheapest flights from Australia to London?

    Looking at all options, your cheapest flight can be booked for £1,210. While the most popular route (Sydney Kingsford Smith - London Heathrow) can be booked for £661 on average, our data indicates £2,083 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 £849). Flying from Australia to London in December is currently the most expensive (average of £1,378). 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
Hounslow
Luton
Milton Keynes
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Eastbourne
Barnet
Brentford
Southend-on-Sea
Enfield
Southall
Harrow
Watford
Folkestone
Dagenham
Dover

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Australia to London

AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest£490Average£952FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
EmiratesCheapest£548Average£1,168FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Etihad AirwaysCheapest£563Average£940FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China SouthernCheapest£620Average£1,472FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Malaysia AirlinesCheapest£710Average£1,207FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£747Average£1,044FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest£757Average£1,238FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapest£764Average£1,098FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Shenzhen AirlinesCheapest£845Average£1,064FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Qantas AirwaysCheapest£907Average£1,296FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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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