Cheap flights from Australia to London Heathrow Airport from £292

SYD — LHR
10 Dec — 17 Dec1
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

Mon 9/1122:30 -
1 stop30h 00m
Wed 25/1121:00 -
1 stop26h 00m
Deal found 6/11£724
Thu 26/1111:10 -
1 stop40h 20m
Thu 3/1221:00 -
1 stop26h 00m
Deal found 5/11£724
Tue 10/1112:35 -
1 stop28h 50m
Wed 25/1111:45 -
2 stops35h 00m
Deal found 5/11£725
Wed 11/1111:10 -
1 stop40h 20m
Wed 25/1121:00 -
1 stop26h 00m
Deal found 6/11£726
Thu 12/1122:30 -
1 stop30h 00m
Mon 30/1121:00 -
1 stop26h 00m
Deal found 7/11£726
Wed 25/1118:05 -
1 stop34h 55m
Wed 9/1219:20 -
1 stop34h 25m
Deal found 9/11£727
Tue 10/1111:10 -
1 stop40h 20m
Wed 2/1221:00 -
1 stop26h 00m
Deal found 6/11£728
Sun 8/1111:10 -
1 stop40h 20m
Wed 18/1121:00 -
1 stop26h 00m
Deal found 6/11£729
Tue 10/1113:30 -
1 stop28h 50m
Sun 15/1117:15 -
1 stop24h 45m
Deal found 9/11£730
Tue 10/1111:10 -
1 stop40h 20m
Tue 24/1121:00 -
1 stop26h 00m
Deal found 5/11£733
Thu 12/1110:50 -
2 stops41h 40m
Wed 25/1121:00 -
1 stop29h 35m
Deal found 9/11£734
Sat 7/1112:35 -
1 stop28h 50m
Sun 29/1112:30 -
1 stop35h 05m
Deal found 5/11£734

Find flight deals from Australia to Heathrow

Round-trip from

£719

One-way from

£292

Popular in

December

Cheapest in

February

Average price

£881

Good round-trip deal

£1,261 or less

Good one-way deal

£813 or less
China Southern
  • China Southern
  • 8/2-28/2
  • 2 total stops
  • 66h 45m total
  • Australia to London
1/2-31/12
  • 1/2-31/12
  • 2 total stops
  • 40h 15m total
  • Australia to London
Highest demand for flights based on searches. 7% potential increase in price (£61 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Australia to London Heathrow.
Price to beat on a one-way flight from Australia to London Heathrow.

Cheapflights Fare Finder

 
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

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Mon 1/3

22:10-20:30

1 stop33h 20m

London Heathrow

Wed 31/12

00:00-09:00

Nonstop0h 00m

£356

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

£356

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

£367

SydneyLondon

SYD Sydney Kingsford Smith - LHR London Heathrow

SYDLHR

Sydney Kingsford Smith

Tue 24/11

22:30-06:35

1 stop43h 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

£369

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

£371

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

£385

CanberraLondon

CBR Canberra - LHR London Heathrow

CBRLHR

Canberra

Sat 1/5

13:50-18:40

2 stops61h 50m

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

£388

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

£405

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 £862). Flying from Australia to London Heathrow Airport in December is currently the most expensive (average of £1,409). 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?

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

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 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 Heathrow Airport?

The price you pay for your flight from Australia to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Australia to London Heathrow Airport, such as Singapore Airlines,Emirates, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

7.8

Entertainment

8.1

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Food

7.8

Entertainment

8.1

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Food

7.8

Entertainment

8.1

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Food

7.8

Entertainment

8.1

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Food

7.8

Entertainment

8.1

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Food

7.8

Entertainment

8.1

Boarding

8.3

Overall

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Rob,Sept 2026

JFK - SIN

The gate agent was rude. Very disappointing. The cabin crew was amazing. Every thing with them was great once we boarded the plane.

Related info for your journey

  • 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 24h 20m. Fly via Turkish Airlines, Etihad Airways, or Malaysia Airlines to get the fastest option. Airlines will cover a distance of 10568 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 £129. Users have also found prices from £195 and £198 on China Southern and Air China, respectively.

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

  • 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 £2,075, our data indicates the cheapest price to be £1,206. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £664.

  • 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 £862). Flying from Australia to London Heathrow Airport in December is currently the most expensive (average of £1,409). 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
Hounslow
Luton
Milton Keynes
Wembley
Gatwick
Slough
Ilford
Hayes
Croydon
Eastbourne
Northampton
Barnet
Brentford
Southend-on-Sea
Enfield
Southall
Harrow
Watford
Folkestone
Dagenham

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Australia to Heathrow

AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest£488Average£949FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
EmiratesCheapest£546Average£1,158FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Etihad AirwaysCheapest£560Average£936FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
China SouthernCheapest£617Average£1,466FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Malaysia AirlinesCheapest£707Average£1,203FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£744Average£1,040FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
British AirwaysCheapest£754Average£1,234FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapest£761Average£1,089FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Shenzhen AirlinesCheapest£842Average£1,060FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Qantas AirwaysCheapest£903Average£1,291FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

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

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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.

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