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Cheap flights from London Heathrow Airport to Sydney from C$ 868

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
5 May — 12 May1
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 30 April 2025.

Round-trip from

C$ 1,390

One-way from

C$ 868

Popular in

December

Cheapest in

March

Average price

C$ 1,867
Malaysia Airlines
  • Malaysia Airlines
  • 29/5-5/6
  • 2 total stops
  • 49h 25m total
  • London to Sydney
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Etihad Airways
  • Etihad Airways
  • 9/5
  • 2 total stops
  • 25h 30m total
  • London to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 299 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 74 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 30 April 2025.

Thu 29/511:00 a.m.LHR - SYD
1 stop23h 35mMalaysia Airlines
Thu 5/61:05 p.m.SYD - LHR
1 stop25h 50mMalaysia Airlines
Deal found 29/4C$ 1,390
Mon 15/96:00 a.m.LHR - SYD
2 stops38h 55mSWISS
Tue 14/104:00 p.m.SYD - LHR
2 stops25h 55mSWISS
Deal found 29/4C$ 1,505
Wed 3/910:25 a.m.LHR - SYD
2 stops38h 55mAustrian Airlines
Wed 8/103:50 p.m.SYD - LHR
2 stops26h 55mAustrian Airlines
Deal found 29/4C$ 1,518
Thu 29/59:45 p.m.LHR - SYD
2 stops37h 30mMultiple Airlines
Thu 5/62:00 p.m.SYD - LHR
2 stops26h 00mMultiple Airlines
Deal found 29/4C$ 1,549
Sun 11/58:55 p.m.LHR - SYD
2 stops25h 30mEtihad Airways
Tue 20/59:30 p.m.SYD - LHR
1 stop30h 15mEtihad Airways
Deal found 29/4C$ 1,568
Sat 6/96:20 p.m.LHR - SYD
1 stop29h 20mCathay Pacific
Sun 21/99:50 p.m.SYD - LHR
1 stop26h 25mCathay Pacific
Deal found 29/4C$ 1,572
Wed 3/911:25 a.m.LHR - SYD
1 stop22h 50mSingapore Airlines
Tue 23/96:05 p.m.SYD - LHR
1 stop30h 40mSingapore Airlines
Deal found 29/4C$ 1,575
Fri 31/109:15 p.m.LHR - SYD
1 stop27h 55mChina Airlines
Tue 18/1110:10 p.m.SYD - LHR
1 stop29h 45mChina Airlines
Deal found 29/4C$ 1,599
Mon 27/107:30 a.m.LHR - SYD
2 stops36h 45mLufthansa
Wed 19/113:15 p.m.SYD - LHR
2 stops38h 30mLufthansa
Deal found 29/4C$ 1,671
Thu 1/59:20 p.m.LHR - SYD
1 stop26h 40mChina Eastern
Wed 7/58:30 p.m.SYD - LHR
1 stop31h 10mChina Eastern
Deal found 29/4C$ 1,704
Mon 2/66:55 p.m.LHR - SYD
2 stops52h 20mVietnam Airlines
Mon 9/610:15 a.m.SYD - LHR
2 stops63h 40mVietnam Airlines
Deal found 29/4C$ 1,709
Wed 14/56:30 a.m.LHR - SYD
2 stops27h 30mTurkish Airlines
Fri 23/58:55 p.m.SYD - LHR
2 stops28h 05mTurkish Airlines
Deal found 29/4C$ 1,797

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 30 April 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

Thu 29/5

11:00 a.m.-7:35 p.m.

1 stop23h 35m

Sydney Kingsford Smith

Thu 5/6

1:05 p.m.-5:55 a.m.

1 stop25h 50m

C$ 1,390

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 15/9

6:00 a.m.-5:55 a.m.

2 stops38h 55m

Sydney Kingsford Smith

Tue 14/10

4:00 p.m.-7:55 a.m.

2 stops25h 55m

C$ 1,505

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 3/9

10:25 a.m.-10:20 a.m.

2 stops38h 55m

Sydney Kingsford Smith

Wed 8/10

3:50 p.m.-8:45 a.m.

2 stops26h 55m

C$ 1,518

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 29/5

9:45 p.m.-8:15 p.m.

2 stops37h 30m

Sydney Kingsford Smith

Thu 5/6

2:00 p.m.-7:00 a.m.

2 stops26h 00m

C$ 1,549

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sun 11/5

8:55 p.m.-7:25 a.m.

2 stops25h 30m

Sydney Kingsford Smith

Tue 20/5

9:30 p.m.-6:45 p.m.

1 stop30h 15m

C$ 1,568

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 6/9

6:20 p.m.-8:40 a.m.

1 stop29h 20m

Sydney Kingsford Smith

Sun 21/9

9:50 p.m.-3:15 p.m.

1 stop26h 25m

C$ 1,572

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 3/9

11:25 a.m.-7:15 p.m.

1 stop22h 50m

Sydney Kingsford Smith

Tue 23/9

6:05 p.m.-3:45 p.m.

1 stop30h 40m

C$ 1,575

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 25/8

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

1 stop28h 35m

Sydney Kingsford Smith

Mon 8/9

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

1 stop27h 20m

C$ 1,621

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 27/10

7:30 a.m.-7:15 a.m.

2 stops36h 45m

Sydney Kingsford Smith

Wed 19/11

3:15 p.m.-6:45 p.m.

2 stops38h 30m

C$ 1,671

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 2/6

6:55 p.m.-8:15 a.m.

2 stops52h 20m

Sydney Kingsford Smith

Mon 9/6

10:15 a.m.-4:55 p.m.

2 stops63h 40m

C$ 1,709

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 31 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 25 April 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 30 April 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 30 April 2025.

The most flights from LHR to SYD are scheduled on a Monday (3 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 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 30 April 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
732 reviews
Check prices

Boarding

8.3

Crew

8.5

Entertainment

8.0

Overall

8.3

Food

7.8

Comfort

8.0

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
732 reviews
China Airlines
8.3
Very good
732 reviews
Check prices

Boarding

8.3

Crew

8.5

Entertainment

8.0

Overall

8.3

Food

7.8

Comfort

8.0

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
190 reviews
China Airlines
8.3
Very good
732 reviews
Check prices

Boarding

8.3

Crew

8.5

Entertainment

8.0

Overall

8.3

Food

7.8

Comfort

8.0

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
72 reviews
China Airlines
8.3
Very good
732 reviews
Check prices

Boarding

8.3

Crew

8.5

Entertainment

8.0

Overall

8.3

Food

7.8

Comfort

8.0

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
Singapore Airlines
8.1
Very good
1,292 reviews
China Airlines
8.3
Very good
732 reviews
Check prices

Boarding

8.3

Crew

8.5

Entertainment

8.0

Overall

8.3

Food

7.8

Comfort

8.0

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
Emirates
8.0
Very good
3,213 reviews
China Airlines
8.3
Very good
732 reviews
Check prices

Boarding

8.3

Crew

8.5

Entertainment

8.0

Overall

8.3

Food

7.8

Comfort

8.0

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 2 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$ 1,390 on this airline. Additional options worth looking into are SWISS and Austrian Airlines, starting at C$ 1,505 and C$ 1,518 round-trip. Malaysia Airlines is currently priced 24% 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$ 868 is the cheapest one-way deal found within the past few days, from Etihad Airways. You may also be able to find cheap deals on China Airlines and SWISS, with prices starting from C$ 1,056 and C$ 1,116, 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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