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Cheap flights from London Heathrow Airport to Sydney from $902

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
26 Feb — 5 Mar1
1 adult

The best prices from London Heathrow to Sydney Kingsford Smith are usually found in March or May, booked 90 days in advance, depart on a Wednesday or Thursday and return on a Monday

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 21 February 2025.

Round-trip from

$1,447

One-way from

$902

Popular in

December

Cheapest in

March

Average price

$1,983

Good round-trip deal

$2,140 or less

Good one-way deal

$1,682 or less
China Eastern
  • China Eastern
  • 20/3-11/6
  • 2 total stops
  • 60h 45m total
  • London to Sydney
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Etihad Airways
  • Etihad Airways
  • 31/3
  • 1 total stop
  • 23h 40m total
  • London to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($405 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($95 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from London Heathrow to Sydney Kingsford Smith.
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Price to beat on a one-way flight from London Heathrow to Sydney Kingsford Smith.
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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 21 February 2025.

Thu 20/321:00LHR - SYD
1 stop29h 35mChina Eastern
Wed 11/620:30SYD - LHR
1 stop31h 10mChina Eastern
Deal found 20/2$1,447
Tue 18/321:30LHR - SYD
2 stops35h 50mChina Southern
Thu 3/422:15SYD - LHR
2 stops29h 50mChina Southern
Deal found 20/2$1,450
Wed 12/309:00LHR - SYD
1 stop22h 35mMultiple Airlines
Fri 14/316:50SYD - LHR
1 stop37h 10mMultiple Airlines
Deal found 19/2$1,455
Mon 3/319:20LHR - SYD
1 stop24h 05mEtihad Airways
Tue 18/307:30SYD - LHR
2 stops34h 15mEtihad Airways
Deal found 20/2$1,458
Fri 9/520:25LHR - SYD
1 stop33h 25mAir China
Sat 31/519:40SYD - LHR
1 stop33h 50mAir China
Deal found 20/2$1,469
Tue 4/317:45LHR - SYD
2 stops38h 20mTurkish Airlines
Tue 25/321:00SYD - LHR
2 stops28h 55mTurkish Airlines
Deal found 20/2$1,511
Sat 1/321:00LHR - SYD
1 stop30h 50mTianjin Airlines
Fri 7/316:50SYD - LHR
1 stop37h 10mTianjin Airlines
Deal found 20/2$1,554
Sat 1/320:15LHR - SYD
1 stop26h 20mCathay Pacific
Sat 8/311:05SYD - LHR
1 stop30h 55mCathay Pacific
Deal found 20/2$1,652
Fri 26/1221:15LHR - SYD
1 stop27h 55mChina Airlines
Fri 16/122:10SYD - LHR
1 stop29h 45mChina Airlines
Deal found 20/2$1,663

Find flights from Heathrow to Sydney within your budget

Customise 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 647,157 searches. Data last updated 21 February 2025.

Fly from

Heathrow

Fly to

Sydney

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 20/3

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Wed 11/6

20:30-18:40

1 stop31h 10m

$1,447

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 18/3

21:30-20:20

2 stops35h 50m

Sydney Kingsford Smith

Thu 3/4

22:15-18:05

2 stops29h 50m

$1,450

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 12/3

09:00-18:35

1 stop22h 35m

Sydney Kingsford Smith

Fri 14/3

16:50-19:00

1 stop37h 10m

$1,455

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 3/3

19:20-06:25

1 stop24h 05m

Sydney Kingsford Smith

Tue 18/3

07:30-06:45

2 stops34h 15m

$1,458

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 9/5

22:40-14:50

1 stop31h 10m

Sydney Kingsford Smith

Thu 29/5

19:40-17:45

1 stop31h 05m

$1,469

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 4/3

17:45-19:05

2 stops38h 20m

Sydney Kingsford Smith

Tue 25/3

21:00-14:55

2 stops28h 55m

$1,511

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 31/3

09:30-19:10

1 stop23h 40m

$902

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 18/4

22:10-19:40

1 stop36h 30m

$908

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 22/3

21:00-14:50

1 stop30h 50m

$914

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 13/5

11:25-16:45

1 stop44h 20m

$927

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 26 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 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.

Travel insights for flights from Heathrow to Sydney

Get recent, data-driven insights about flights from Heathrow to Sydney including ideal travel times, pricing trends, and more.

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 return flight from Heathrow to Sydney. Price data was last updated on 14 February 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Sydney (average of $129). Flying from London Heathrow Airport to Sydney in October is currently the most expensive (average of $171). 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 21 February 2025.

It’s optimal to fly from London Heathrow Airport to Sydney in the afternoon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from London Heathrow Airport to Sydney?

Use this chart to determine the cheapest time to fly return from Heathrow to Sydney. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Sydney flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 21 February 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 inches 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 21 February 2025.
See what other customers who have flown with China Airlines, Singapore Airlines and Thai Airways from London to Sydney have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.2
Very Good
725 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.2

Reviews

1 / 20

6.0
Good

Alex,Dec 2024

SYD - TPE

For the money it’s good value. Seat space rather small

China Airlines
8.2
Very Good
725 reviews
China Airlines
8.2
Very Good
725 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.2

Reviews

1 / 20

6.0
Good

Alex,Dec 2024

SYD - TPE

For the money it’s good value. Seat space rather small

Singapore Airlines
8.1
Very Good
1,297 reviews
China Airlines
8.2
Very Good
725 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.2

Reviews

1 / 20

6.0
Good

Alex,Dec 2024

SYD - TPE

For the money it’s good value. Seat space rather small

Thai Airways
7.8
Good
317 reviews
China Airlines
8.2
Very Good
725 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.2

Reviews

1 / 20

6.0
Good

Alex,Dec 2024

SYD - TPE

For the money it’s good value. Seat space rather small

China Southern
7.6
Good
87 reviews
China Airlines
8.2
Very Good
725 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.2

Reviews

1 / 20

6.0
Good

Alex,Dec 2024

SYD - TPE

For the money it’s good value. Seat space rather small

Vietnam Airlines
7.6
Good
196 reviews
China Airlines
8.2
Very Good
725 reviews
Check prices

Boarding

8.3

Entertainment

8.0

Comfort

8.0

Crew

8.5

Food

7.8

Overall

8.2

Reviews

1 / 20

6.0
Good

Alex,Dec 2024

SYD - TPE

For the money it’s good value. Seat space rather small

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?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Sydney from London Heathrow. Booking flights from London Heathrow to Kingsford Smith (SYD) should be relatively easy as there are 3 daily inbound flights from London Heathrow from 14 different airlines.

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

    China Eastern, at $1,447, was found to be the cheapest airline from London Heathrow Airport to Sydney.Alternate airlines to your destination round-trip include China Southern and Etihad Airways. China Eastern is 31% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as $902. Users have also found prices from $908 and $914 on China Southern and Tianjin Airlines, respectively.

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

    Looking for the cheapest flight from London Heathrow Airport to Sydney? While on average our users pay $2,256, our data indicates the cheapest price to be $1,668. The most popular route (London Heathrow - Sydney Kingsford Smith), is priced around $1,032.

  • Where are the most common stopover locations when flying from London Heathrow Airport to Sydney?

    The most popular stopover on flights from London Heathrow Airport to Sydney is Guangzhou.

  • Where are the least popular stopover locations for London Heathrow Airport to Sydney flights?

    London Heathrow Airport to Sydney flights have a stopover in Singapore least often.

  • 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 $129). Flying from London Heathrow Airport to Sydney in October is currently the most expensive (average of $171). 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
Wollongong
Katoomba
Randwick
Manly
Penrith
Coogee
Cronulla
Terrigal
Bondi Beach
Lithgow
Leura
Swansea

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.

Fly from Heathrow to Sydney on these airlines

Choose from the following airlines for your flight from Heathrow to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 21 February 2025.
Singapore Airlines flights from London Heathrow to Sydney Kingsford Smith
China Southern flights from London Heathrow to Sydney Kingsford Smith
Malaysia Airlines flights from London Heathrow to Sydney Kingsford Smith

Top 10 airlines flying from Heathrow to Sydney

Discover the top 10 airlines that operate flights from Heathrow to Sydney. 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 647,157 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$637Average$1,267FlexibilityNo cancel feeOn-time67%
Search Air China flights
China SouthernCheapest$995Average$1,566FlexibilityNo cancel feeOn-time69%
Search China Southern flights
China EasternCheapest$1,241Average$1,957FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China AirlinesCheapest$1,537Average$1,772FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Etihad AirwaysCheapest$1,671Average$2,673FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Cathay PacificCheapest$1,694Average$2,026FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air IndiaCheapest$1,715Average$2,535FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
Malaysia AirlinesCheapest$1,747Average$2,118FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
EmiratesCheapest$1,778Average$2,411FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qatar AirwaysCheapest$1,882Average$2,590FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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 Heathrow to Sydney?

Cheapflights helps you search for flights from Heathrow to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Sydney.

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

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

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

Of course! You can now track prices for flights from Heathrow to Sydney 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.

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