Cheap flights from London Heathrow Airport to Sydney from £430
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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
3 Sep — 10 Sep1
Return
1 adult
Economy
Cheapflights Tip: 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 Tuesday
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 29 August 2025.
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 29 August 2025.
Sun 28/1221:30LHR - SYD
2 stops29h 05mChina Southern
Tue 13/108:10SYD - LHR
2 stops40h 50mChina Southern
Deal found 27/8£746
Mon 1/922:10LHR - SYD
1 stop25h 15mChina Southern
Sun 26/1022:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 27/8£747
Sat 8/1121:00LHR - SYD
1 stop26h 00mChina Eastern
Sun 23/1112:00SYD - LHR
1 stop40h 30mChina Eastern
Deal found 27/8£748
Tue 21/1022:40LHR - SYD
1 stop31h 10mAir China
Sun 9/1120:40SYD - LHR
1 stop30h 15mAir China
Deal found 27/8£748
Sat 8/1121:00LHR - SYD
3 stops49h 25mChina Eastern
Tue 9/1212:10SYD - LHR
3 stops40h 20mChina Eastern
Deal found 27/8£749
Sun 28/1221:30LHR - SYD
2 stops46h 05mChina Southern
Sun 18/115:15SYD - LHR
1 stop38h 00mChina Southern
Deal found 27/8£750
Sat 22/1121:30LHR - SYD
2 stops35h 50mChina Southern
Wed 10/1222:00SYD - LHR
2 stops30h 55mChina Southern
Deal found 28/8£751
Wed 31/1221:00LHR - SYD
1 stop26h 00mChina Eastern
Fri 16/112:00SYD - LHR
1 stop40h 30mChina Eastern
Deal found 27/8£751
Wed 31/1221:00LHR - SYD
1 stop26h 00mChina Eastern
Wed 28/121:30SYD - LHR
1 stop31h 00mChina Eastern
Deal found 27/8£752
Fri 5/921:00LHR - SYD
2 stops37h 25mChina Southern
Sun 5/1022:15SYD - LHR
2 stops29h 50mChina Southern
Deal found 28/8£753
Thu 30/1017:40LHR - SYD
1 stop34h 50mAir China
Thu 6/1120:40SYD - LHR
1 stop32h 10mAir China
Deal found 28/8£753
Sun 19/1020:25LHR - SYD
1 stop33h 25mAir China
Thu 30/1020:40SYD - LHR
1 stop30h 15mAir China
Deal found 28/8£754
Best flights from Heathrow to Sydney
Discover carefully curated flight deals from Heathrow to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2025.
Sun 30/1117:15LHR - SYD
2 stops29h 10mChina Southern
Wed 7/122:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 28/8£762
Mon 10/1122:00LHR - SYD
1 stop35h 20mMultiple Airlines
Sat 15/1121:30SYD - LHR
1 stop44h 10mMultiple Airlines
Deal found 28/8£787
Sun 4/121:00LHR - SYD
1 stop29h 35mChina Eastern
Tue 3/321:30SYD - LHR
1 stop31h 00mChina Eastern
Deal found 28/8£796
Wed 29/1016:50LHR - SYD
1 stop29h 45mCathay Pacific
Fri 14/1115:15SYD - LHR
1 stop34h 45mCathay Pacific
Deal found 29/8£797
Sun 30/1117:15LHR - SYD
2 stops26h 20mChina Southern
Wed 31/1215:15SYD - LHR
2 stops37h 40mChina Southern
Deal found 28/8£771
Thu 20/1121:30LHR - SYD
2 stops35h 50mChina Southern
Mon 15/1215:15SYD - LHR
2 stops37h 40mChina Southern
Deal found 28/8£781
Wed 25/221:30LHR - SYD
2 stops47h 00mChina Southern
Tue 10/322:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 29/8£794
Wed 25/221:30LHR - SYD
2 stops47h 00mChina Southern
Thu 12/311:25SYD - LHR
2 stops41h 30mChina Southern
Deal found 29/8£795
Mon 5/122:00LHR - SYD
1 stop35h 20mChina Southern
Tue 3/322:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 28/8£806
Sun 4/122:00LHR - SYD
1 stop28h 35mChina Southern
Mon 2/322:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 28/8£810
Sun 4/122:00LHR - SYD
1 stop28h 35mChina Southern
Wed 4/322:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 28/8£810
Mon 5/122:00LHR - SYD
1 stop28h 35mChina Southern
Mon 2/322:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 28/8£810
Direct flights from Heathrow to Sydney
Explore direct flight options from Heathrow to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 29 August 2025.
Sat 15/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Thu 15/115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 28/8£1,018
Mon 10/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Sat 15/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 28/8£1,023
Tue 17/220:10LHR - SYD
Nonstop23h 25mQantas Airways
Thu 26/315:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,053
Sat 8/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Tue 25/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,067
Tue 10/220:10LHR - SYD
Nonstop23h 25mQantas Airways
Tue 17/215:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 26/8£1,073
Fri 7/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Sat 22/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 28/8£1,077
Wed 12/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Thu 20/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,098
Mon 3/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Thu 13/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,138
Wed 12/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Wed 26/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,201
Sun 16/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Sun 30/1115:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,202
Fri 14/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Tue 2/1215:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,221
Fri 21/1120:10LHR - SYD
Nonstop23h 25mQantas Airways
Fri 19/1215:55SYD - LHR
Nonstop25h 20mQantas Airways
Deal found 27/8£1,245
Last-minute flights from Heathrow to Sydney
Discover last-minute flight deals from Heathrow to Sydney. Data last updated 29 August 2025 and is based on user searches.
Mon 1/922:10LHR - SYD
1 stop25h 15mChina Southern
Sun 26/1022:00SYD - LHR
1 stop31h 15mChina Southern
Deal found 27/8£747
Mon 1/922:10LHR - SYD
1 stop36h 15mChina Southern
Tue 30/921:45SYD - LHR
1 stop30h 15mChina Southern
Deal found 28/8£765
Tue 2/921:20LHR - SYD
3 stops49h 40mChina Eastern
Tue 9/911:20SYD - LHR
3 stops40h 20mChina Eastern
Deal found 28/8£759
Wed 3/919:15LHR - SYD
2 stops50h 10mChina Southern
Fri 3/1021:45SYD - LHR
2 stops51h 30mChina Southern
Deal found 28/8£766
Thu 4/922:10LHR - SYD
1 stop36h 15mChina Southern
Thu 2/1021:45SYD - LHR
1 stop30h 15mChina Southern
Deal found 28/8£756
Fri 5/921:00LHR - SYD
2 stops37h 25mChina Southern
Sun 5/1022:15SYD - LHR
2 stops29h 50mChina Southern
Deal found 28/8£753
Thu 18/921:20LHR - SYD
1 stop26h 40mChina Eastern
Sun 5/1012:00SYD - LHR
1 stop40h 40mChina Eastern
Deal found 28/8£762
Sun 21/922:10LHR - SYD
1 stop36h 15mChina Southern
Sun 12/1011:15SYD - LHR
1 stop41h 45mChina Southern
Deal found 28/8£755
Sun 21/919:15LHR - SYD
2 stops39h 10mMultiple Airlines
Tue 7/1021:00SYD - LHR
1 stop32h 30mMultiple Airlines
Deal found 27/8£757
One-way flights from Heathrow to Sydney
Search for one-way flight options from Heathrow to Sydney. Find affordable one-way fares based on user searches. Data last updated 29 August 2025.
Mon 15/909:45LHR - SYD
3 stops37h 05mMultiple Airlines
Deal found 28/8£430
Sun 21/922:10LHR - SYD
1 stop36h 15mChina Southern
Deal found 28/8£431
Thu 4/921:00LHR - SYD
2 stops37h 25mChina Southern
Deal found 27/8£432
Tue 9/921:00LHR - SYD
2 stops53h 25mMultiple Airlines
Deal found 28/8£433
Sat 15/1122:00LHR - SYD
1 stop35h 20mChina Southern
Deal found 28/8£434
Wed 3/921:20LHR - SYD
1 stop30h 15mChina Eastern
Deal found 28/8£434
Mon 3/1121:00LHR - SYD
1 stop29h 35mChina Eastern
Deal found 28/8£435
Sun 26/1017:15LHR - SYD
2 stops40h 05mChina Southern
Deal found 28/8£436
Wed 3/919:15LHR - SYD
2 stops50h 10mChina Southern
Deal found 28/8£437
Wed 10/921:20LHR - SYD
1 stop30h 15mChina Eastern
Deal found 28/8£439
Cheapflights Fare Finder
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 29 August 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
Sun 30/11
17:15-09:25
2 stops29h 10m
Sydney Kingsford Smith
Wed 7/1
22:00-18:15
1 stop31h 15m
£762
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Sun 30/11
17:15-06:35
2 stops26h 20m
Sydney Kingsford Smith
Wed 31/12
15:15-17:55
2 stops37h 40m
£771
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Thu 20/11
21:30-20:20
2 stops35h 50m
Sydney Kingsford Smith
Mon 15/12
15:15-17:55
2 stops37h 40m
£781
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 10/11
22:00-20:20
1 stop35h 20m
Sydney Kingsford Smith
Sat 15/11
21:30-06:40
1 stop44h 10m
£787
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 25/2
21:30-07:30
2 stops47h 00m
Sydney Kingsford Smith
Tue 10/3
22:00-18:15
1 stop31h 15m
£794
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 25/2
21:30-07:30
2 stops47h 00m
Sydney Kingsford Smith
Thu 12/3
11:25-17:55
2 stops41h 30m
£795
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Sun 4/1
21:00-13:35
1 stop29h 35m
Sydney Kingsford Smith
Tue 3/3
21:30-17:30
1 stop31h 00m
£796
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 29/10
16:50-09:35
1 stop29h 45m
Sydney Kingsford Smith
Fri 14/11
15:15-15:00
1 stop34h 45m
£797
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 5/1
22:00-20:20
1 stop35h 20m
Sydney Kingsford Smith
Tue 3/3
22:00-18:15
1 stop31h 15m
£806
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Sun 4/1
22:00-13:35
1 stop28h 35m
Sydney Kingsford Smith
Mon 2/3
22:00-18:15
1 stop31h 15m
£810
Flights are sorted by cheapest return flights first.
Deals found on 29/8
Showing 1-10 of 23 results
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2
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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.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Sydney
Prices
Airlines
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 22 August 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 £1,725). 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 29 August 2025.
Unlike in the evening, when flights are generally more expensive, you can save up to 25% 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 afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost for a return flight from London Heathrow Airport to Sydney?
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 29 August 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).
What’s the top stopover airport for flights from London Heathrow Airport to Sydney?
Share of one-stop return flights from London Heathrow Airport to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 18% of one-stop itineraries from London Heathrow Airport to Sydney on Cheapflights.
What’s the fastest stopover option from London Heathrow Airport to Sydney?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 22h 47m.
What’s the fastest stopover option from London Heathrow Airport to Sydney?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dubai (DXB) have the shortest average one-way travel time for one-stop routes: 22h 47m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Sydney?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 2h 02m.
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 29 August 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Sydney, such as Singapore Airlines, Cathay Pacific, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
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.
How long is the flight from London Heathrow Airport to Sydney?
A quick flight from London Heathrow Airport to Sydney can take about 29h 10m. China Southern provides one of the quickest options available for as low as £762. There are 10568 mi between London Heathrow Airport and Sydney.
What are the cheapest airlines flying from London Heathrow Airport to Sydney round-trip?
Flying on Hainan Airlines is currently your cheapest option to Sydney, with prices starting at £334. Additional return tickets that might be worth considering are offered by Air China and China Southern, with the lowest prices starting at £507 and £516, respectively. These flights start at 65% lower than the current average price 3 months from now.
What are the cheapest flights from London Heathrow Airport to Sydney?
While on average a flight from London Heathrow Airport to Sydney is generally £3,927, our data shows the cheapest flight currently is £910. When looking at the most popular route, (London Heathrow - Sydney Kingsford Smith), you can expect to pay £594 for that flight.
Where are the most common stopover locations when flying from London Heathrow Airport to Sydney?
Flights departing from London Heathrow Airport and landing in Sydney stopover in Singapore most frequently. Hong Kong sees the second most layovers for non-direct flights flying from London Heathrow Airport to Sydney. Hong Kong is followed by Abu Dhabi in terms of the most popular stopover location for London Heathrow Airport to Sydney flights.
What are some popular things to do or see while on a stopover in Singapore?
Sentosa, Merlion, and Universal Studios Singapore are currently the most popular points of interest in Singapore at the moment. Sentosa, Merlion, and Universal Studios Singapore are located about 13.4 mi, 10.5 mi, and 13.4 mi, respectively from Singapore Changi. Travellers in need of a car in Singapore can hire one for about £56 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 Hong Kong Disneyland, Shatin Baptist Church, and Hopewell Centre. Hong Kong Disneyland, Shatin Baptist Church and Hopewell Centre are located about 7.8 mi, 18.3 mi, and 16.3 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 Abu Dhabi?
Abu Dhabi travellers tend to visit Etihad Towers, Sheikh Zayed Mosque, and Emirates Park Zoo more than any other attractions. Those on a layover in Abu Dhabi interested in visiting Etihad Towers, Sheikh Zayed Mosque, or Emirates Park Zoo can do so by travelling 20.8 mi, 11.2 mi, and 7.9 mi, respectively from Abu Dhabi Zayed Intl. Those on a stopover in Abu Dhabi in need of a car hire can book one at Abu Dhabi Zayed Intl for about £16.
Where are the least popular stopover locations for London Heathrow Airport to Sydney flights?
London Heathrow Airport to Sydney flights that have stopovers will least frequently stop in Frankfurt am Main. Zurich is the second least popular location for stopovers on flights from London Heathrow Airport to Sydney. Beijing comes in third to last in terms of the least popular stopover locations on 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 £1,725). 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.
Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Coogee
Manly
Browse thousands of different options on Cheapflights for your next trip
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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 29 August 2025.
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 29 August 2025.
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 29 August 2025.
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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Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
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