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Cheap flights from London Heathrow Airport to Sydney from C$ 927

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 19/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Heathrow to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2025.

Round-trip from

C$ 1,393

One-way from

C$ 927

Popular in

December

Cheapest in

March

Average price

C$ 1,691
Malaysia Airlines
  • Malaysia Airlines
  • 27/9-12/10
  • 2 total stops
  • 53h 15m total
  • London to Sydney
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19/10
  • 19/10
  • 2 total stops
  • 36h 15m total
  • London to Sydney
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Highest demand for flights based on searches. 10% potential increase in price (C$ 300 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 74 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Heathrow to Sydney

Cheapest flights from Heathrow to Sydney
Explore the most affordable flight options available from Heathrow to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Sat 27/99:35 p.m.LHR - SYD
1 stop27h 25mMalaysia Airlines
Mon 27/1012:10 p.m.SYD - LHR
1 stop28h 25mMalaysia Airlines
Deal found 11/6C$ 1,393
Tue 28/101:50 p.m.LHR - SYD
2 stops30h 50mLufthansa
Tue 11/113:50 p.m.SYD - LHR
2 stops29h 35mLufthansa
Deal found 11/6C$ 1,436
Sun 26/106:00 a.m.LHR - SYD
2 stops42h 50mSWISS
Wed 12/114:10 p.m.SYD - LHR
2 stops26h 55mSWISS
Deal found 11/6C$ 1,449
Tue 9/97:30 p.m.LHR - SYD
2 stops29h 50mAustrian Airlines
Wed 17/92:50 p.m.SYD - LHR
2 stops26h 30mAustrian Airlines
Deal found 11/6C$ 1,508
Sun 22/69:30 a.m.LHR - SYD
1 stop22h 25mEtihad Airways
Mon 28/79:30 p.m.SYD - LHR
1 stop42h 30mEtihad Airways
Deal found 11/6C$ 1,534
Tue 28/108:15 p.m.LHR - SYD
1 stop24h 00mCathay Pacific
Sun 9/1110:20 p.m.SYD - LHR
1 stop27h 40mCathay Pacific
Deal found 11/6C$ 1,563
Sat 27/99:10 p.m.LHR - SYD
1 stop28h 35mChina Airlines
Thu 9/1010:10 p.m.SYD - LHR
1 stop28h 20mChina Airlines
Deal found 11/6C$ 1,601
Sat 30/89:20 p.m.LHR - SYD
1 stop23h 00mBritish Airways
Tue 7/103:40 p.m.SYD - LHR
1 stop23h 45mBritish Airways
Deal found 11/6C$ 1,606
Mon 8/1210:05 p.m.LHR - SYD
1 stop26h 55mMultiple Airlines
Fri 16/13:15 p.m.SYD - LHR
2 stops32h 15mMultiple Airlines
Deal found 11/6C$ 1,654
Tue 11/1111:00 a.m.LHR - SYD
1 stop35h 50mVietnam Airlines
Fri 21/1111:50 a.m.SYD - LHR
1 stop30h 25mVietnam Airlines
Deal found 12/6C$ 1,680
Thu 20/116:35 a.m.LHR - SYD
2 stops26h 15mTurkish Airlines
Thu 18/129:45 p.m.SYD - LHR
2 stops34h 20mTurkish Airlines
Deal found 11/6C$ 1,761

Cheapflights Fare Finder

Customize your flight search to find flights from Heathrow to Sydney 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 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Sydney that are best for you.

Fly from

Heathrow

Fly to

Sydney

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 27/9

9:35 p.m.-10:00 a.m.

1 stop27h 25m

Sydney Kingsford Smith

Mon 27/10

12:10 p.m.-5:35 a.m.

1 stop28h 25m

C$ 1,393

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 28/10

1:50 p.m.-7:40 a.m.

2 stops30h 50m

Sydney Kingsford Smith

Tue 11/11

3:50 p.m.-10:25 a.m.

2 stops29h 35m

C$ 1,436

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 26/10

6:00 a.m.-11:50 a.m.

2 stops42h 50m

Sydney Kingsford Smith

Thu 6/11

4:10 p.m.-1:00 p.m.

2 stops31h 50m

C$ 1,449

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 9/9

7:30 p.m.-10:20 a.m.

2 stops29h 50m

Sydney Kingsford Smith

Wed 17/9

2:50 p.m.-8:20 a.m.

2 stops26h 30m

C$ 1,508

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 22/6

9:30 a.m.-4:55 p.m.

1 stop22h 25m

Sydney Kingsford Smith

Mon 28/7

9:30 p.m.-7:00 a.m.

1 stop42h 30m

C$ 1,534

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 28/10

8:15 p.m.-7:15 a.m.

1 stop24h 00m

Sydney Kingsford Smith

Sun 9/11

10:20 p.m.-3:00 p.m.

1 stop27h 40m

C$ 1,563

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 27/9

9:10 p.m.-10:45 a.m.

1 stop28h 35m

Sydney Kingsford Smith

Thu 9/10

10:10 p.m.-4:30 p.m.

1 stop28h 20m

C$ 1,601

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 30/8

9:20 p.m.-5:20 a.m.

1 stop23h 00m

Sydney Kingsford Smith

Tue 7/10

3:40 p.m.-5:25 a.m.

1 stop23h 45m

C$ 1,606

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 4/11

11:00 a.m.-9:50 a.m.

1 stop35h 50m

Sydney Kingsford Smith

Fri 14/11

11:50 a.m.-7:15 a.m.

1 stop30h 25m

C$ 1,635

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 8/12

10:05 p.m.-12:00 p.m.

1 stop26h 55m

Sydney Kingsford Smith

Fri 16/1

3:15 p.m.-12:30 p.m.

2 stops32h 15m

C$ 1,654

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 28 results
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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 round-trip 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 London Heathrow Airport to Sydney

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Sydney. Price data was last updated on 9 June 2025.

Booking 90 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of C$ 1,326). Flying from London Heathrow Airport to Sydney in December is currently the most expensive (average of C$ 1,881). 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?

Find hourly flight availability from Heathrow to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Sydney as you normally would.

Weekly flight availability from London Heathrow Airport to Sydney

Explore weekly flight availability from Heathrow to Sydney. 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 12 June 2025.

The most flights from LHR to SYD 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).

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 mm per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 12 June 2025.
Get a feel of what it's like to fly with China Airlines, Fiji Airways and Garuda Indonesia from London to Sydney by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
738 reviews
Check prices

Overall

8.3

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Airlines
8.3
Very good
738 reviews
China Airlines
8.3
Very good
738 reviews
Check prices

Overall

8.3

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Fiji Airways
8.1
Very good
194 reviews
China Airlines
8.3
Very good
738 reviews
Check prices

Overall

8.3

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Garuda Indonesia
8.1
Very good
76 reviews
China Airlines
8.3
Very good
738 reviews
Check prices

Overall

8.3

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Air New Zealand
8.0
Very good
483 reviews
China Airlines
8.3
Very good
738 reviews
Check prices

Overall

8.3

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
KLM
7.8
Good
1,358 reviews
China Airlines
8.3
Very good
738 reviews
Check prices

Overall

8.3

Food

7.8

Boarding

8.3

Comfort

8.0

Entertainment

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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.

  • What are the cheapest airlines flying from London Heathrow Airport to Sydney round-trip?

    Our cheapest airline available from London Heathrow Airport to Sydney is Malaysia Airlines. Our recent data shows that you can find tickets from as low as C$ 1,393 on this airline. Additional options worth looking into are Lufthansa and SWISS, starting at C$ 1,436 and C$ 1,449 round-trip. Malaysia Airlines is currently priced 23% below the average price you’ll pay for this route.

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

    C$ 958 is the cheapest one-way deal found within the past few days, from Air India. You may also be able to find cheap deals on Qatar Airways and Etihad Airways, with prices starting from C$ 991 and C$ 1,020, respectively.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of C$ 1,326). Flying from London Heathrow Airport to Sydney in December is currently the most expensive (average of C$ 1,881). 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
Parramatta
Penrith

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