Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Australia to London Heathrow Airport from £322

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
17 Apr — 24 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Heathrow

Enter your travel dates to find the best prices.

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

Sun 7/619:40
SYD
-
LHR
1 stop31h 00m
Air China
Tue 16/622:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 15/3£638
Sat 2/519:40
SYD
-
LHR
1 stop33h 45m
Air China
Sun 7/622:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 14/3£638
Sun 3/519:40
SYD
-
LHR
1 stop33h 45m
Air China
Tue 9/622:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 15/3£640
Thu 21/510:05
SYD
-
LHR
1 stop42h 15m
China Southern
Sat 30/522:10
LHR
-
SYD
1 stop36h 15m
China Southern
Deal found 14/3£641
Sat 16/519:40
SYD
-
LHR
1 stop33h 45m
Air China
Fri 12/622:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 14/3£643
Sat 23/519:40
SYD
-
LHR
1 stop31h 00m
Air China
Fri 12/622:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 14/3£646
Wed 20/511:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Wed 3/621:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 16/3£647
Sun 3/511:05
BNE
-
LHR
1 stop40h 35m
China Eastern
Wed 20/521:20
LHR
-
BNE
1 stop26h 40m
China Eastern
Deal found 14/3£647
Tue 9/611:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Wed 17/621:20
LHR
-
SYD
1 stop26h 40m
China Eastern
Deal found 15/3£648
Fri 8/511:05
BNE
-
LHR
1 stop40h 35m
China Eastern
Mon 11/521:20
LHR
-
BNE
1 stop26h 40m
China Eastern
Deal found 15/3£650
Thu 14/519:40
SYD
-
LHR
1 stop31h 00m
Air China
Thu 4/622:40
LHR
-
SYD
1 stop31h 10m
Air China
Deal found 16/3£652
Sun 3/510:05
SYD
-
LHR
2 stops41h 35m
China Eastern
Mon 18/521:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 16/3£653

Find flight deals from Australia to Heathrow

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

Round-trip from

£638

One-way from

£322

Popular in

December

Cheapest in

February

Average price

£877

Good round-trip deal

£1,450 or less

Good one-way deal

£886 or less
Air China
  • Air China
  • 7/6-16/6
  • 2 total stops
  • 62h 10m total
  • Australia to London
Search Deals
Tianjin Airlines
  • Tianjin Airlines
  • 5/5
  • 1 total stop
  • 35h 40m total
  • Australia to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£71 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Australia to London Heathrow.
Search Deals
Price to beat on a one-way flight from Australia to London Heathrow.
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Wed 13/5

15:55-16:00

2 stops33h 05m

London Heathrow

Fri 29/5

16:45-06:15

2 stops28h 30m

£764

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 17/6

11:00-18:40

1 stop40h 40m

London Heathrow

Sat 24/10

21:20-10:00

1 stop26h 40m

£788

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 1/6

20:30-18:40

1 stop31h 10m

London Heathrow

Mon 22/6

21:20-12:35

1 stop30h 15m

£796

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Sun 3/5

10:05-18:40

3 stops41h 35m

London Heathrow

Tue 26/5

21:20-08:00

3 stops49h 40m

£799

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Tue 7/4

15:40-12:45

1 stop30h 05m

London Heathrow

Sun 3/5

21:45-16:50

1 stop34h 05m

£853

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Mon 3/8

11:00-18:40

1 stop40h 40m

London Heathrow

Wed 26/8

21:20-09:00

1 stop26h 40m

£854

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Wed 20/5

21:35-16:00

2 stops27h 25m

London Heathrow

Sun 31/5

06:30-19:40

2 stops28h 10m

£866

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Wed 6/5

21:35-16:40

2 stops28h 05m

London Heathrow

Mon 18/5

22:40-19:40

2 stops36h 00m

£866

MelbourneLondon

MEL - LHR

MELLHR

Melbourne

Fri 24/7

21:20-19:50

1 stop31h 30m

London Heathrow

Sun 9/8

22:05-12:00

1 stop28h 55m

£921

BrisbaneLondon

BNE - LHR

BNELHR

Brisbane

Tue 26/5

22:50-16:30

1 stop26h 40m

London Heathrow

Tue 23/6

21:10-15:15

2 stops33h 05m

£926

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Australia to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Currently, February is the cheapest month in which you can book a flight from Australia to London Heathrow Airport (average of £489). Flying from Australia to London Heathrow Airport in December is currently the most expensive (average of £727). 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 LHR?

Find hourly flight availability from Australia to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 March 2026.

When flying from Australia to London Heathrow Airport, 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 Australia to London Heathrow Airport

Explore weekly flight availability from Australia to Heathrow. 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 March 2026.

The most flights from AU0 to LHR 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 216 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 18 March 2026.
Read through reviews of airlines operating flights from Australia to London Heathrow Airport, such as Singapore Airlines,Cathay Pacific, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Entertainment

8.1

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

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.
Singapore Airlines
8.2
Very Good
1,480 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Entertainment

8.1

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

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.
Cathay Pacific
7.6
Good
1,216 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Entertainment

8.1

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

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.
Qantas Airways
7.5
Good
1,006 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Entertainment

8.1

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

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.
Qatar Airways
7.4
Good
3,736 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Entertainment

8.1

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

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.
British Airways
6.7
Okay
7,802 reviews
Singapore Airlines
8.2
Very Good
1,480 reviews
Check prices

Entertainment

8.1

Crew

8.6

Overall

8.2

Boarding

8.3

Food

7.8

Comfort

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 Heathrow. 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 Heathrow Airport?

    There are many flights that can get you from Australia to London Heathrow Airport in 27h 25m. Fly via China Eastern, Etihad Airways, or Turkish Airlines to get the fastest option. Airlines will cover a distance of 10499 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    For one-way options, check prices for Hainan Airlines. According to our data, you can fly for as low as £190. Users have also found prices from £196 and £208 on China Southern and Air China, respectively.

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

    The most popular route from Australia to London Heathrow Airport is Sydney Kingsford Smith - London Heathrow. You may also consider Melbourne - London Heathrow or Perth - London Heathrow.

  • What are the cheapest flights from Australia to London Heathrow Airport?

    Looking for the cheapest flight from Australia to London Heathrow Airport? While on average our users pay £1,361, our data indicates the cheapest price to be £760. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £646.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Australia to Heathrow 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 Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Australia to London Heathrow Airport (average of £489). Flying from Australia to London Heathrow Airport in December is currently the most expensive (average of £727). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Swindon
Bedford

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 Heathrow

Discover the top 10 airlines that operate flights from Australia to Heathrow. 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 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest£620Average£986FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
China SouthernCheapest£624Average£1,170FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest£633Average£736FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Cathay PacificCheapest£648Average£976FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Qatar AirwaysCheapest£669Average£981FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air ChinaCheapest£669Average£873FlexibilityNo cancel feeOn-time67%
Search Air China flights
Air IndiaCheapest£693Average£922FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest£706Average£1,058FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Etihad AirwaysCheapest£724Average£990FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Singapore AirlinesCheapest£742Average£1,025FlexibilityNo cancel feeOn-time81%
Search Singapore 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 Heathrow?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Australia today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Heathrow from Australia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Australia to Heathrow flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Australia to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.