Cheap flights from Sydney to London Heathrow Airport from $658
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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LHR
16 Sep — 23 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to London Heathrow are usually found in February or November, booked 51 days in advance, depart on a Monday or Sunday and return on a Monday
Cheap flight deals from Sydney to Heathrow
Enter your travel dates to find the best prices.
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Best
Direct
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One-way
Cheapest flights from Sydney to Heathrow
Explore the most affordable flight options available from Sydney to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 August 2026.
Wed 16/920:35 -
1 stop31h 25m
Wed 23/909:45 -
1 stop24h 20m
Deal found 17/8$1,479
Sun 6/911:00 -
1 stop40h 40m
Wed 16/921:20 -
1 stop30h 15m
Deal found 14/8$1,480
Tue 18/821:00 -
1 stop31h 30m
Tue 25/821:20 -
1 stop26h 40m
Deal found 12/8$1,482
Tue 18/821:00 -
1 stop31h 30m
Tue 1/921:20 -
1 stop26h 40m
Deal found 12/8$1,483
Thu 3/921:00 -
2 stops31h 30m
Sun 13/912:35 -
1 stop35h 45m
Deal found 15/8$1,484
Thu 3/921:00 -
2 stops31h 30m
Sat 19/921:30 -
1 stop30h 00m
Deal found 15/8$1,486
Thu 3/911:00 -
1 stop40h 40m
Tue 15/921:20 -
1 stop26h 40m
Deal found 17/8$1,487
Fri 16/1016:40 -
1 stop30h 05m
Sat 31/1021:30 -
2 stops48h 55m
Deal found 13/8$1,489
Thu 20/821:00 -
2 stops31h 30m
Mon 31/821:20 -
1 stop26h 40m
Deal found 16/8$1,490
Tue 15/921:00 -
1 stop31h 30m
Tue 29/921:20 -
3 stops49h 40m
Deal found 17/8$1,493
Sun 8/1110:30 -
1 stop42h 20m
Sat 21/1121:35 -
2 stops47h 35m
Deal found 15/8$1,494
Best flights from Sydney to Heathrow
Discover carefully curated flight deals from Sydney to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 August 2026.
Thu 12/1121:35 -
2 stops34h 30m
Mon 16/1106:25 -
2 stops26h 00m
Deal found 14/8$1,661
Sun 8/1115:25 -
2 stops27h 40m
Wed 18/1117:30 -
2 stops26h 45m
Deal found 15/8$1,767
Wed 16/914:15 -
2 stops35h 40m
Sat 5/1211:00 -
1 stop35h 50m
Deal found 16/8$1,847
Mon 14/920:50 -
1 stop24h 55m
Sun 6/1213:55 -
1 stop29h 35m
Deal found 16/8$1,894
Sat 26/910:00 -
3 stops41h 40m
Sat 3/1021:20 -
1 stop30h 15m
Deal found 12/8$1,974
Thu 1/1014:05 -
1 stop37h 05m
Mon 30/1122:05 -
2 stops32h 55m
Deal found 16/8$2,035
Fri 4/912:45 -
2 stops26h 45m
Sun 13/920:50 -
2 stops51h 50m
Deal found 15/8$2,135
Sat 22/817:45 -
2 stops29h 25m
Sat 29/815:05 -
2 stops31h 50m
Deal found 16/8$2,458
Sat 26/909:30 -
2 stops31h 25m
Sat 3/1012:00 -
2 stops34h 00m
Deal found 12/8$2,557
Tue 20/1022:05 -
2 stops45h 45m
Sat 7/1106:25 -
2 stops26h 00m
Deal found 16/8$1,760
Mon 9/1111:50 -
2 stops54h 25m
Thu 19/1111:00 -
1 stop35h 50m
Deal found 15/8$1,851
Sun 15/1111:45 -
2 stops53h 10m
Fri 18/1208:25 -
2 stops38h 20m
Deal found 16/8$2,481
Direct flights from Sydney to Heathrow
Explore direct flight options from Sydney to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 August 2026.
Sun 15/1116:20 -
Nonstop24h 05m
Thu 19/1121:00 -
Nonstop22h 55m
Deal found 12/8$1,892
Wed 14/1015:35 -
Nonstop24h 00m
Tue 17/1121:00 -
Nonstop22h 55m
Deal found 13/8$1,925
Fri 13/1116:20 -
Nonstop24h 05m
Tue 17/1121:00 -
Nonstop22h 55m
Deal found 15/8$1,929
Sat 14/1116:20 -
Nonstop24h 05m
Sat 21/1121:00 -
Nonstop22h 55m
Deal found 15/8$1,937
Mon 2/1116:20 -
Nonstop24h 05m
Tue 17/1121:00 -
Nonstop22h 55m
Deal found 16/8$1,940
Tue 3/1116:20 -
Nonstop24h 05m
Fri 27/1121:00 -
Nonstop22h 55m
Deal found 16/8$1,946
Thu 22/1015:35 -
Nonstop24h 00m
Tue 24/1121:00 -
Nonstop22h 55m
Deal found 16/8$1,950
Sun 8/1116:20 -
Nonstop24h 05m
Sun 15/1121:00 -
Nonstop22h 55m
Deal found 16/8$1,957
Thu 12/1116:20 -
Nonstop24h 05m
Mon 16/1121:00 -
Nonstop22h 55m
Deal found 14/8$1,982
Fri 6/1116:20 -
Nonstop24h 05m
Sun 15/1121:00 -
Nonstop22h 55m
Deal found 12/8$1,988
Tue 10/1116:20 -
Nonstop24h 05m
Tue 17/1121:00 -
Nonstop22h 55m
Deal found 15/8$1,997
Sun 11/1015:35 -
Nonstop24h 00m
Sun 22/1121:00 -
Nonstop22h 55m
Deal found 13/8$2,023
Last-minute flights from Sydney to Heathrow
Discover last-minute flight deals from Sydney to Heathrow. Data last updated 17 August 2026 and is based on user searches.
Sun 23/820:35 -
1 stop47h 55m
Mon 21/920:35 -
1 stop37h 30m
Deal found 16/8$1,603
Sun 23/820:35 -
1 stop47h 55m
Thu 27/820:35 -
1 stop37h 30m
Deal found 16/8$1,635
Sun 23/820:35 -
1 stop47h 55m
Sat 12/921:45 -
1 stop36h 20m
Deal found 12/8$1,644
Mon 24/820:30 -
1 stop31h 10m
Wed 16/912:35 -
1 stop35h 45m
Deal found 12/8$1,638
Thu 27/811:00 -
1 stop40h 40m
Sun 6/921:20 -
1 stop26h 40m
Deal found 13/8$1,659
Thu 27/811:00 -
1 stop40h 40m
Sun 30/821:20 -
1 stop26h 40m
Deal found 12/8$1,661
Thu 27/811:00 -
1 stop40h 40m
Mon 31/821:20 -
1 stop26h 40m
Deal found 13/8$1,662
One-way flights from Sydney to Heathrow
Search for one-way flight options from Sydney to Heathrow. Find affordable one-way fares based on user searches. Data last updated 17 August 2026.
Mon 9/1120:05 -
2 stops55h 15m
Deal found 12/8$658
Thu 3/911:00 -
1 stop40h 40m
Deal found 14/8$659
Thu 15/1011:15 -
2 stops42h 05m
Deal found 17/8$660
Thu 24/920:50 -
1 stop27h 15m
Deal found 13/8$662
Tue 8/911:00 -
1 stop40h 40m
Deal found 17/8$665
Wed 11/1121:30 -
1 stop31h 00m
Deal found 16/8$666
Fri 16/1011:05 -
2 stops41h 35m
Deal found 16/8$669
Sat 3/1020:50 -
1 stop27h 15m
Deal found 15/8$672
Mon 28/920:50 -
1 stop27h 15m
Deal found 17/8$673
Thu 8/1021:35 -
1 stop25h 10m
Deal found 14/8$676
Find flight deals from Sydney to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Heathrow (LHR). 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 August 2026.
Customise your flight search to find flights from Sydney to Heathrow 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 17 August 2026.
Use the filters below to find and compare flights from Sydney to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Thu 12/11
21:35-21:05
2 stops34h 30m
London Heathrow
Mon 16/11
06:25-19:25
2 stops26h 00m
$1,661
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Tue 20/10
22:05-09:50
2 stops45h 45m
London Heathrow
Sat 7/11
06:25-19:25
2 stops26h 00m
$1,760
Fastest return journey
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Sun 8/11
15:25-08:05
2 stops27h 40m
London Heathrow
Wed 18/11
17:30-07:15
2 stops26h 45m
$1,767
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Wed 16/9
14:15-16:55
2 stops35h 40m
London Heathrow
Sat 5/12
11:00-09:50
1 stop35h 50m
$1,847
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Mon 9/11
11:50-07:15
2 stops54h 25m
London Heathrow
Thu 19/11
11:00-09:50
1 stop35h 50m
$1,851
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Mon 14/9
20:50-12:45
1 stop24h 55m
London Heathrow
Sun 6/12
13:55-06:30
1 stop29h 35m
$1,894
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Sat 26/9
10:00-18:40
3 stops41h 40m
London Heathrow
Sat 3/10
21:20-13:35
1 stop30h 15m
$1,974
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Thu 1/10
14:05-18:10
1 stop37h 05m
London Heathrow
Mon 30/11
22:05-18:00
2 stops32h 55m
$2,035
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Fri 4/9
12:45-06:30
2 stops26h 45m
London Heathrow
Sun 13/9
20:50-09:40
2 stops51h 50m
$2,135
SydneyLondon
SYD Sydney Kingsford Smith - LHR London Heathrow
SYDLHR
Sydney Kingsford Smith
Sat 22/8
17:45-14:10
2 stops29h 25m
London Heathrow
Sat 29/8
15:05-07:55
2 stops31h 50m
$2,458
Flights are sorted by cheapest return flights first.
Deals found on 12/8
Showing 1-10 of 21 resultsSorted by cheapest first
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2
3
Best time to book a flight from Sydney to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Sydney with our price prediction graph.
SYD-LHR
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 Sydney to London Heathrow Airport
Prices
Airlines
More
How far ahead should I book a flight from Sydney to London Heathrow Airport?
To ensure you get the cheapest price possible for a flight from Sydney to London Heathrow Airport, you should look to book at least 50 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Sydney to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Sydney to London Heathrow Airport (average of $1,549). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of $2,630). 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 SYD to LHR?
Find hourly flight availability from Sydney to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 August 2026.
When flying from Sydney to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from Sydney to London Heathrow Airport?
Airfare is below average for this route at the moment.
Sydney to London Heathrow Airport flights typically cost between $1,730 and $2,440 in September.The cheapest return price found within the last 5 days was $1,479 on Air India (16 Sept–23 Sept).
Weekly flight availability from Sydney to London Heathrow Airport
Explore weekly flight availability from Sydney to Heathrow. 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 August 2026.
The most flights from SYD to LHR 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 Sydney to London Heathrow Airport?
Share of one-stop return flights from Sydney to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Abu Dhabi (AUH) – chosen by Cheapflights users on 23% of one-stop itineraries from Sydney to London Heathrow Airport on Cheapflights.
What’s the cheapest stopover airport for flights from Sydney to London Heathrow Airport?
Average return fare for one-stop flights from Sydney to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Haikou (HAK) is the most affordable one-stop option, with an average return flight price of $1,698.
What’s the fastest stopover option from Sydney to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Sydney to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Perth (PER) have the shortest average one-way travel time for one-stop routes: 23h 56m.
Which airport typically offers the quickest stopover for flights from Sydney to London Heathrow Airport?
Average stopover duration for one-stop one-way flights from Sydney to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Istanbul (IST) offer the fastest connection on this route, with an average stopover time of 2h 18m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 17 August 2026.
Read through reviews of airlines operating flights from Sydney to London Heathrow Airport, such as Singapore Airlines,Emirates, andQantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Related info for your journey
Find useful and relevant information for your journey from Sydney to Heathrow. 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 from for flights from Sydney to London Heathrow?
Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to London Heathrow. You should not have trouble finding flights to London Heathrow from Kingsford Smith; the airport handles an average of 3 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 23 airlines have flights from the Sydney airport to London Heathrow. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.
How long is the flight from Sydney to London Heathrow Airport?
Turkish Airlines, Lufthansa, and Vietnam Airlines can get you from Sydney to London Heathrow Airport in just under 27h 40m. Your travel time can differ by up to 8h. Airlines will cover a distance of 17008 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Sydney to London Heathrow Airport round-trip?
Currently priced at $938, Air China will fly you from Sydney to London Heathrow Airport and back. In addition to Air China, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from China Southern and Virgin Australia - these airlines can fly you to your destination from $964 and $1,044, respectively. Air China is 51% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Sydney to London Heathrow Airport one-way?
The cheapet airlines for a one-way flight from Sydney to London Heathrow Airport are Hainan Airlines ($371), Air China ($422), and China Southern ($551).
What are the cheapest flights from Sydney to London Heathrow Airport?
While on average a flight from Sydney to London Heathrow Airport is generally $6,474, our data shows the cheapest flight currently is $1,699. When looking at the most popular route, (Sydney Kingsford Smith - London Heathrow), you can expect to pay $1,301 for that flight.
Where are the most common stopover locations when flying from Sydney to London Heathrow Airport?
Of the flights from Sydney to London Heathrow Airport that have stopovers, most of them stop in Abu Dhabi. Abu Dhabi is followed by Singapore in terms of the most popular stopover location on flights from Sydney to London Heathrow Airport. Doha sees the third most stopovers on flights from Sydney to London Heathrow Airport.
What are some popular points of interest to see during a stopover in Singapore?
Sentosa, Universal Studios Singapore, and Merlion are the most popular attractions in Singapore if you're in need of something to do during your stopover. Sentosa, Universal Studios Singapore, and Merlion can be accessed by travelling approximately 21.6 km, 21.6 km, and 16.9 km, respectively from Singapore Changi. Travellers can book a car hire at Singapore Changi for about $117 per day to make their sightseeing more efficient.
Where are the least popular stopover locations for Sydney to London Heathrow Airport flights?
Flights departing from Sydney and landing in London Heathrow Airport stopover in Guangzhou least frequently. Beijing follows Guangzhou in terms of the least common stopover location on Sydney to London Heathrow Airport flights. Bangkok ranks third to last in terms of the least popular stopover locations on Sydney to London Heathrow Airport flights.
Can I find deals for flights from Sydney to Heathrow that include hotel bookings?
Yes. In addition to deals on Sydney to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Heathrow.
Can I find deals for business class flights from Sydney to Heathrow?
Yes. Cheapflights offers flight deals from Sydney to Heathrow 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 Sydney to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from Sydney to London Heathrow Airport (average of $1,549). Flying from Sydney to London Heathrow Airport in December is currently the most expensive (average of $2,630). 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.
Travelling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Kingston upon Thames
Salisbury
St. Albans
Luton
Horsham
Dover
Aylesbury
Guildford
Stansted
Braintree
Brentford
Gatwick
Uxbridge
Chertsey
Twickenham
Orpington
Teddington
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Fly from Sydney to Heathrow on these airlines
Choose from the following airlines for your flight from Sydney to Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 17 August 2026.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 August 2026.
Discover the top 10 airlines that operate flights from Sydney to Heathrow. 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 17 August 2026.
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 Sydney to Heathrow?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Sydney today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Sydney to Heathrow?
Cheapflights simply makes it quick and affordable to book flights from Sydney to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Sydney to Heathrow with no change fees?
Yes! Cheapflights helps users easily find flights from Sydney to Heathrow with no change fees.
Can Cheapflights notify me if prices for flights from Sydney to Heathrow become cheaper?
Yes, Cheapflights offers price alerts on Sydney to Heathrow 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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