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Cheap flights from the United Kingdom to Australia from £392

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Australia

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Australia
Explore the most affordable flight options available from United Kingdom to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2026.

Wed 28/1021:00
LHR
-
SYD
1 stop29h 35m
China Eastern
Wed 11/1121:30
SYD
-
LHR
1 stop31h 00m
China Eastern
Deal found 16/4£754
Wed 28/1010:30
LGW
-
SYD
1 stop36h 30m
China Eastern
Wed 11/1121:30
SYD
-
LGW
1 stop44h 00m
China Eastern
Deal found 16/4£756
Tue 2/614:35
LGW
-
SYD
1 stop22h 30m
Emirates
Mon 15/606:00
SYD
-
LGW
1 stop24h 30m
Emirates
Deal found 15/4£757
Tue 1/918:00
LGW
-
SYD
1 stop30h 00m
Multiple Airlines
Mon 7/920:50
SYD
-
LGW
2 stops43h 35m
Multiple Airlines
Deal found 14/4£758
Tue 29/1210:30
LGW
-
SYD
1 stop40h 05m
Multiple Airlines
Sun 17/110:45
SYD
-
LGW
2 stops30h 40m
Multiple Airlines
Deal found 17/4£761
Thu 11/611:35
LGW
-
SYD
2 stops35h 25m
Multiple Airlines
Sat 18/720:50
SYD
-
LGW
2 stops43h 35m
Multiple Airlines
Deal found 14/4£764
Sat 31/1021:00
LHR
-
SYD
1 stop29h 35m
China Eastern
Mon 9/1121:30
SYD
-
LHR
1 stop31h 00m
China Eastern
Deal found 14/4£764
Sat 31/1017:00
LGW
-
SYD
1 stop33h 35m
China Eastern
Fri 6/1112:00
SYD
-
LGW
1 stop37h 00m
China Eastern
Deal found 14/4£765
Mon 1/622:40
LHR
-
MEL
1 stop31h 15m
Multiple Airlines
Fri 10/712:00
MEL
-
LHR
2 stops27h 55m
Multiple Airlines
Deal found 14/4£765
Mon 31/818:00
LGW
-
SYD
1 stop30h 00m
Multiple Airlines
Sun 13/920:50
SYD
-
LGW
2 stops43h 30m
Multiple Airlines
Deal found 15/4£766
Tue 13/1011:35
LGW
-
SYD
1 stop36h 25m
China Eastern
Tue 10/1121:30
SYD
-
LGW
1 stop44h 00m
China Eastern
Deal found 16/4£767
Tue 2/621:05
STN
-
SYD
1 stop24h 00m
Emirates
Sat 13/620:10
SYD
-
STN
1 stop25h 45m
Emirates
Deal found 15/4£767

Find flight deals from United Kingdom to Australia

Keep the following information in mind while searching for United Kingdom to Australia flight deals. Data was last updated 18 April 2026.

Round-trip from

£757

One-way from

£392

Popular in

December

Cheapest in

May

Average price

£952

Good round-trip deal

£1,109 or less

Good one-way deal

£669 or less
Emirates
  • Emirates
  • 2/6-15/6
  • 2 total stops
  • 47h 00m total
  • United Kingdom to Australia
Search Deals
2/9
  • 2/9
  • 3 total stops
  • 54h 10m total
  • United Kingdom to Australia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to Australia.
Search Deals
Price to beat on a one-way flight from United Kingdom to Australia.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 858,174 searches. Data last updated 18 April 2026.
Use the filters below to find and compare flights from the United Kingdom to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Wed 7/10

10:25-09:20

1 stop36h 55m

Sydney Kingsford Smith

Wed 21/10

21:50-07:05

1 stop43h 15m

£893

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 15/9

21:10-10:45

1 stop28h 35m

Sydney Kingsford Smith

Thu 1/10

22:10-16:30

1 stop27h 20m

£907

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Tue 1/9

11:35-09:00

1 stop36h 25m

Sydney Kingsford Smith

Tue 1/12

12:00-14:00

1 stop37h 00m

£924

LondonMelbourne

STN - MEL

STNMEL

London Stansted

Mon 25/5

22:45-15:50

2 stops32h 05m

Melbourne

Wed 10/6

13:00-12:55

2 stops32h 55m

£925

LondonSydney

LGW - SYD

LGWSYD

London Gatwick

Mon 14/9

11:35-08:00

3 stops35h 25m

Sydney Kingsford Smith

Tue 6/10

12:00-06:40

1 stop28h 40m

£930

LondonMelbourne

LHR - MEL

LHRMEL

London Heathrow

Sun 24/5

09:30-06:15

2 stops35h 45m

Melbourne

Wed 10/6

13:00-15:05

2 stops35h 05m

£933

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Mon 18/5

20:45-19:55

2 stops38h 10m

Brisbane

Mon 8/6

12:20-07:00

2 stops27h 40m

£961

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Wed 6/5

21:45-21:05

2 stops38h 20m

Brisbane

Sun 31/5

12:40-07:00

2 stops27h 20m

£973

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 10/9

09:30-16:50

1 stop22h 20m

Sydney Kingsford Smith

Sun 4/10

16:40-12:45

1 stop30h 05m

£974

LondonSydney

STN - SYD

STNSYD

London Stansted

Wed 1/7

06:55-19:10

2 stops27h 15m

Sydney Kingsford Smith

Sun 19/7

21:05-22:10

2 stops34h 05m

£987

Flights are sorted by cheapest return flights first.

Deals found on 18/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from United Kingdom to Australia

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

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

Currently, May is the cheapest month in which you can book a flight from United Kingdom to Australia (average of £930). Flying from United Kingdom to Australia in December is currently the most expensive (average of £1,361). 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 GB to AU?

Find hourly flight availability from United Kingdom 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 18 April 2026.

When flying from United Kingdom to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to Australia

Explore weekly flight availability from United Kingdom 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 18 April 2026.

The most flights from GB0 to AU0 are scheduled on a Monday (3 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from the United Kingdom to Australia delayed?

About 23% of weekly flights between United Kingdom and Australia have experienced delays in the past year, with the average delay time being 122 minutes.

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

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

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

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

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

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 23% of flights being delayed.

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 18 April 2026.
See what other customers who have flown with Singapore Airlines,Emirates, andCathay Pacific from the United Kingdom to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Singapore Airlines
8.2
Very Good
1,497 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Emirates
8.1
Very Good
3,561 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Cathay Pacific
7.6
Good
1,280 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Qantas Airways
7.5
Good
1,020 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Qatar Airways
7.4
Good
3,730 reviews
Singapore Airlines
8.2
Very Good
1,497 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Related info for your journey

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

    AirAsia X, China Airlines, and China Eastern can get you from United Kingdom to Australia in just under 28h 35m. Your travel time can differ by up to 8h 20m. The distance from United Kingdom to Australia is about 10568 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    £212 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on AirAsia X and SWISS, with prices starting from £280 and £299, respectively.

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

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

  • How can I find direct flights from United Kingdom to Australia?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom to Australia 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 United Kingdom to Australia?

    Currently, May is the cheapest month in which you can book a flight from United Kingdom to Australia (average of £930). Flying from United Kingdom to Australia in December is currently the most expensive (average of £1,361). 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

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 United Kingdom to Australia

Discover the top 10 airlines that operate flights from United Kingdom 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 858,174 searches. Data last updated 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
AirAsiaCheapest£132Average£180FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Hainan AirlinesCheapest£202Average£710FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Air ChinaCheapest£381Average£901FlexibilityNo cancel feeOn-time67%
Search Air China flights
Shenzhen AirlinesCheapest£466Average£922FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Oman AirCheapest£492Average£1,321FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
American AirlinesCheapest£527Average£1,081FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
FinnairCheapest£541Average£1,466FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IndiGoCheapest£612Average£948FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
Royal Brunei AirlinesCheapest£648Average£813FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Juneyao AirlinesCheapest£662Average£1,002FlexibilityNo cancel feeOn-time66%
Search Juneyao 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 United Kingdom to Australia?

When you search for this flight from United Kingdom to Australia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to Australia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Australia from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Australia become cheaper?

Not ready to book yet? You can track prices for flights from United Kingdom to Australia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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