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Cheap flights from London Heathrow Airport to Sydney from £537

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
22 Jan — 29 Jan1
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 Monday or Tuesday and return on a Sunday

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 17 January 2025.

Round-trip from

£832

One-way from

£537

Popular in

December

Cheapest in

March

Average price

£1,242
1/3-22/3
  • 1/3-22/3
  • 3 total stops
  • 62h 25m total
  • London to Sydney
China Eastern
  • China Eastern
  • 3/3
  • 1 total stop
  • 29h 10m total
  • London to Sydney
High demand for flights, 10% potential price rise
Best time to find cheap flights, 2% potential price drop
Average for round-trip flights in January 2025

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 17 January 2025.

Sat 22/206:35LHR - SYD
2 stops25h 25mTurkish Airlines
Fri 21/321:00SYD - LHR
2 stops28h 15mTurkish Airlines
Deal found 16/1£832
Wed 21/520:50LHR - SYD
2 stops37h 50mChina Southern
Mon 2/610:05SYD - LHR
1 stop42h 00mChina Southern
Deal found 16/1£833
Thu 20/220:10LHR - SYD
Nonstop23h 20mQantas Airways
Thu 27/215:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 16/1£835
Fri 21/206:40LHR - SYD
3 stops93h 45mMultiple Airlines
Wed 12/322:10SYD - LHR
1 stop31h 05mMultiple Airlines
Deal found 16/1£835
Sat 1/320:55LHR - SYD
1 stop34h 40mEtihad Airways
Fri 21/313:00SYD - LHR
2 stops28h 45mEtihad Airways
Deal found 16/1£836
Sat 22/221:00LHR - SYD
1 stop26h 00mChina Eastern
Sat 22/321:30SYD - LHR
1 stop31h 00mChina Eastern
Deal found 16/1£841
Thu 20/208:45LHR - SYD
1 stop23h 15mAir India
Thu 6/320:30SYD - LHR
1 stop26h 00mAir India
Deal found 16/1£843
Tue 18/220:20LHR - SYD
1 stop35h 15mEmirates
Tue 25/221:10SYD - LHR
1 stop27h 40mEmirates
Deal found 16/1£866
Mon 27/1021:15LHR - SYD
1 stop27h 55mChina Airlines
Fri 14/1122:10SYD - LHR
1 stop29h 45mChina Airlines
Deal found 16/1£872
Mon 24/220:15LHR - SYD
1 stop26h 20mCathay Pacific
Sun 23/317:00SYD - LHR
2 stops33h 00mCathay Pacific
Deal found 16/1£873
Sun 2/321:25LHR - SYD
1 stop25h 55mMalaysia Airlines
Tue 18/322:15SYD - LHR
1 stop28h 10mMalaysia Airlines
Deal found 16/1£877
Sat 15/311:00LHR - SYD
1 stop35h 50mVietnam Airlines
Sun 30/311:15SYD - LHR
2 stops39h 50mVietnam Airlines
Deal found 16/1£880

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 858,174 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 15/4

22:10-08:25

1 stop25h 15m

Sydney Kingsford Smith

Wed 11/6

21:45-18:30

2 stops29h 45m

£832

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 22/2

20:10-06:30

Nonstop23h 20m

Sydney Kingsford Smith

Wed 26/2

15:55-06:15

Nonstop25h 20m

£835

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 21/2

06:40-15:25

3 stops93h 45m

Sydney Kingsford Smith

Wed 12/3

22:10-18:15

1 stop31h 05m

£835

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 1/3

19:20-18:35

1 stop36h 15m

Sydney Kingsford Smith

Sat 22/3

21:30-12:05

1 stop25h 35m

£836

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 24/2

17:50-10:00

1 stop29h 10m

Sydney Kingsford Smith

Wed 26/2

21:30-13:55

1 stop27h 25m

£839

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 20/2

08:45-19:00

1 stop23h 15m

Sydney Kingsford Smith

Thu 6/3

20:30-11:30

1 stop26h 00m

£843

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Thu 20/2

06:35-19:00

2 stops25h 25m

Sydney Kingsford Smith

Thu 6/3

21:00-14:45

2 stops28h 45m

£845

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 18/2

20:20-18:35

1 stop35h 15m

Sydney Kingsford Smith

Tue 25/2

21:10-13:50

1 stop27h 40m

£866

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Mon 24/2

20:15-09:35

1 stop26h 20m

Sydney Kingsford Smith

Sun 23/3

17:00-15:00

2 stops33h 00m

£873

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 1/7

21:10-10:45

1 stop28h 35m

Sydney Kingsford Smith

Fri 1/8

22:10-16:30

1 stop27h 20m

£878

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 33 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 10 January 2025.

The best time to book flights from London Heathrow Airport to Sydney is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 £985). Flying from London Heathrow Airport to Sydney in July is currently the most expensive (average of £1,728). 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 17 January 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 13% on flights from London Heathrow Airport to Sydney by exploring options for tickets in the afternoon.

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 evenings when fares are most often at their lowest. Thursday 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 17 January 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 17 January 2025.
Get a feel of what it's like to fly with Turkish Airlines, China Southern and Cathay Pacific from London to Sydney by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.2
Very Good
737 reviews

Boarding

8.3

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Crew

8.5

Reviews

1 / 10

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

8.2
Very Good
737 reviews
8.2
Very Good
737 reviews

Boarding

8.3

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Crew

8.5

Reviews

1 / 10

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

8.1
Very Good
3,351 reviews
8.2
Very Good
737 reviews

Boarding

8.3

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Crew

8.5

Reviews

1 / 10

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

8.1
Very Good
1,327 reviews
8.2
Very Good
737 reviews

Boarding

8.3

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Crew

8.5

Reviews

1 / 10

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

7.7
Good
36 reviews
8.2
Very Good
737 reviews

Boarding

8.3

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Crew

8.5

Reviews

1 / 10

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

7.5
Good
826 reviews
8.2
Very Good
737 reviews

Boarding

8.3

Food

7.8

Overall

8.2

Entertainment

8.0

Comfort

8.0

Crew

8.5

Reviews

1 / 10

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 airports serve London Heathrow to Sydney flights?

    London Heathrow and Sydney Kingsford Smith Airport are both the biggest airports in their respective countries and so, when using them, planning pays off. They are both very well connected with local transport, offering high speed trains, buses, taxis and ride share connections from central London or to central Sydney. If you’re short on time at departure, or travelling at peak times, it’s worth taking the Fast-Track Service through London Heathrow. It costs around £13 and is available to all passengers when booked online, at least 24h in advance. You’ll find excellent lounge and shopping facilities in Heathrow. Both airports have hotels on the airport campus.

  • Which airlines fly directly from London Heathrow to Sydney (SYD)?

    There are currently no direct flights to Sydney from Heathrow Airport, London, but there is a lot of choices on this route. For example, British Airways and Cathay Pacific both fly London Heathrow to Sydney via Hong Kong (HKG). Singapore Airlines will take you through its hub of Singapore Airport (SIN), while Virgin takes the US route to Sydney via Los Angeles (LAX). Delta Air Lines also connects you through the US, in this case San Francisco (SFO). Korean Air connects with Sydney via Incheon International Airport (ICN) in South Korea.

  • What are the stopover options between London Heathrow to Sydney?

    The number of stopovers and the length of time waiting is probably the most important consideration on this route. You can save a lot of money by taking a flight with more than one stopover but the cost then is time. For example, Lufthansa and ANA share this route via two stopovers: Frankfurt and Hong Kong. It’s generally a much cheaper flight but takes extra time - sometimes up to 54h. The stopovers on single connection flights can be lengthy too. For example, flights with British Airways via Hong Kong can have stopovers with durations of 10-19h, so make sure you check these when booking.

  • Do I need a passport or visa to fly from London Heathrow to Sydney?

    Yes, British Citizens travelling on UK passports will need to obtain a tourist eVisitor visa for Australia. This will allow you to stay in the country for up to three months. There’s no fee for this and it must be obtained online in advance from the Australian Department of Home Affairs. If you plan to stay longer than three months you can apply for a Tourist Stream visitor visa from the same source. It costs around A$145 (£80). Your passport for both visas must be valid for the dates you plan to be in the country. The visa dates begin on the date of issue.

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

    For a flight from London Heathrow to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 inbound flights from London Heathrow per day. 30 airlines have flights to Sydney Kingsford Smith from London Heathrow on a regular basis.

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

    Flying on Turkish Airlines is currently your cheapest option to Sydney, with prices starting at £833. Additional return tickets that might be worth considering are offered by China Southern and Qantas Airways, with the lowest prices starting at £834 and £835, respectively. These flights start at 24% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is China Eastern, with whom users have recently found tickets for as low as £537. However, be on the lookout for offers from Singapore Airlines and China Southern, as they are both options that can get you from London Heathrow Airport to Sydney for a low price.

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

    While on average a flight from London Heathrow Airport to Sydney is generally £4,571, our data shows the cheapest flight currently is £917. When looking at the most popular route, (London Heathrow - Sydney Kingsford Smith), you can expect to pay £626 for that flight.

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

  • What are some popular things to do or see while on a stopover in Singapore?

    Sentosa, Masjid Sultan, and Universal Studios Singapore are currently the most popular points of interest in Singapore at the moment. Sentosa, Masjid Sultan, and Universal Studios Singapore are located about 13.4 mi, 9.8 mi, and 13.4 mi, respectively from Singapore Changi. Travellers in need of a car in Singapore can hire one for about £50 per day.

  • What are some popular points of interest to see during a stopover in Hong Kong?

    Most Hong Kong visitors opt to spend their time at Shatin Baptist Church, Hong Kong Disneyland, and Mid-levels Escalators. Shatin Baptist Church, Hong Kong Disneyland and Mid-levels Escalators are located about 18.3 mi, 7.8 mi, and 15.2 mi, respectively from Hong Kong Intl if you are interested in checking them out.

  • What are points of interest worth seeing during a stopover in Guangzhou?

    Guangzhou travellers tend to visit Baima Clothing Wholesale Market, Yide Lu, and Guangzhou Zoo more than any other attractions. Those on a layover in Guangzhou interested in visiting Baima Clothing Wholesale Market, Yide Lu, or Guangzhou Zoo can do so by travelling 17.3 mi, 19.5 mi, and 17.2 mi, respectively from Guangzhou Baiyun.

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

  • 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 £985). Flying from London Heathrow Airport to Sydney in July is currently the most expensive (average of £1,728). 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
Bondi Beach
Coogee
Manly

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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 17 January 2025.

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 858,174 searches. Data last updated 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
Hainan AirlinesCheapest£386Average£1,462FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
SWISSCheapest£684Average£873FlexibilityNo cancel feeOn-time79%
Search SWISS flights
LufthansaCheapest£779Average£998FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£816Average£948FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Vietnam AirlinesCheapest£840Average£1,190FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Qatar AirwaysCheapest£909Average£1,206FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air FranceCheapest£912Average£1,321FlexibilityNo cancel feeOn-time77%
Search Air France flights
Turkish AirlinesCheapest£971Average£1,264FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Virgin AtlanticCheapest£1,007Average£1,297FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£1,017Average£1,178FlexibilityNo cancel feeOn-time76%
Search Finnair 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?

Deals for Heathrow to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Yes, we can. To see specific flights from Heathrow to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Heathrow to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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