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Cheap flights from London Heathrow Airport to Sydney from ₹ 55,896

LHR — SYD
10 Oct — 17 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Sydney

Thu 17/914:00 -
1 stop44h 05m
Tue 29/920:35 -
1 stop31h 25m
Deal found 9/9₹ 100,385
Tue 15/913:15 -
1 stop44h 50m
Mon 28/920:35 -
1 stop47h 55m
Deal found 8/9₹ 101,906
Sat 24/1020:45 -
1 stop23h 45m
Sat 14/1121:30 -
1 stop25h 35m
Deal found 8/9₹ 115,025
Sat 24/1020:45 -
1 stop23h 45m
Mon 9/1116:50 -
1 stop24h 50m
Deal found 8/9₹ 115,215
Sat 24/1021:45 -
1 stop22h 45m
Sat 7/1121:30 -
1 stop25h 35m
Deal found 6/9₹ 116,070
Sun 8/1120:55 -
1 stop22h 35m
Sun 15/1116:50 -
1 stop24h 50m
Deal found 5/9₹ 116,165
Sat 31/1019:20 -
1 stop35h 25m
Fri 13/1116:50 -
1 stop32h 40m
Deal found 7/9₹ 116,546
Fri 18/909:45 -
1 stop24h 20m
Thu 15/1021:35 -
1 stop31h 25m
Deal found 5/9₹ 116,736
Tue 8/1218:55 -
1 stop26h 00m
Fri 29/111:15 -
1 stop29h 20m
Deal found 8/9₹ 116,831
Wed 9/1218:55 -
1 stop27h 40m
Mon 25/111:15 -
1 stop29h 20m
Deal found 7/9₹ 116,926
Wed 9/1218:55 -
1 stop27h 40m
Sat 30/122:20 -
1 stop42h 15m
Deal found 7/9₹ 117,021
Sat 5/1218:55 -
1 stop25h 20m
Fri 29/111:15 -
1 stop29h 20m
Deal found 10/9₹ 117,211

Find flight deals from Heathrow to Sydney

Round-trip from

₹ 101,906

One-way from

₹ 55,896

Popular in

December

Cheapest in

May

Average price

₹ 135,083
China Southern
  • China Southern
  • 3/3-20/3
  • 3 total stops
  • 64h 05m total
  • London to Sydney
Search Deals
China Southern
  • China Southern
  • 27/10-31/12
  • 2 total stops
  • 29h 05m total
  • London to Sydney
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (₹ 1,030,942 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (₹ 380,725 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Sat 17/10

21:30-13:30

1 stop30h 00m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 68,825
Fastest return journey

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Thu 4/2

08:35-19:20

1 stop23h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 85,651

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Mon 4/1

17:55-20:00

2 stops39h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 86,981

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Fri 5/2

08:35-19:20

1 stop23h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 88,978

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Wed 3/2

14:00-17:05

3 stops40h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 94,681

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Mon 18/1

21:30-11:20

3 stops26h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 94,777

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Tue 27/10

06:25-06:30

3 stops37h 05m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 105,423

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Wed 23/9

16:55-22:25

2 stops44h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 111,032

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Tue 8/12

17:05-07:25

3 stops27h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 113,028

LondonSydney

LHR London Heathrow - SYD Sydney Kingsford Smith

LHRSYD

London Heathrow

Fri 26/2

17:05-07:25

3 stops27h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-15:00

Nonstop0h 00m

₹ 113,789

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Heathrow with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Sydney

How far ahead should I book a flight from London Heathrow Airport to Sydney?

Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of ₹ 115,025). Flying from London Heathrow Airport to Sydney in December is currently the most expensive (average of ₹ 180,998). 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 LHR to SYD?

When flying from London Heathrow Airport to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from London Heathrow Airport to Sydney?

Airfare is below average for this route at the moment.

London Heathrow Airport to Sydney flights typically cost between ₹ 117,211 and ₹ 151,148 in March.
The cheapest return price found within the last 5 days was ₹ 101,906 on China Southern (3 Mar–20 Mar).

Related info for your journey

  • What airport do you fly into for flights to Sydney from London Heathrow?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from London Heathrow to Sydney. 0 airlines have flights to Kingsford Smith from London Heathrow on a regular basis. Booking flights from London Heathrow to Sydney Kingsford Smith should not be difficult; the airport handles an average of 3 inbound flights from London Heathrow per day.

  • How long is the flight from London Heathrow Airport to Sydney?

    A quick flight from London Heathrow Airport to Sydney can take about 22h 35m. Etihad Airways provides one of the quickest options available for as low as ₹ 114,930. There are 17008 km between London Heathrow Airport and Sydney. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Sydney 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 London Heathrow Airport to Sydney?

    Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of ₹ 115,025). Flying from London Heathrow Airport to Sydney in December is currently the most expensive (average of ₹ 180,998). 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 Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Katoomba

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

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

Need flexible booking options for your flight to Sydney from Heathrow? 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 Heathrow to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Heathrow today and book when prices fit your budget.

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