$639+ Cheap flights from Heathrow (LHR) to Sydney (SYD)
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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
Jul 9 — Jul 161
Round-trip
1 adult, Economy
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Cheapest flights from Heathrow to SydneyExplore 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 June 9, 2026.
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 June 9, 2026.
This China Eastern deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:20 pm
LHR
- SYD
1 stop26h 40m
China Eastern
Sat 10/310:00 am
SYD
- LHR
2 stops41h 40m
China Eastern
Deal found 6/7![China Eastern logo]()
$1,121
This FlightHub deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:00 pm
LHR
- SYD
1 stop35h 20m
China Southern
Tue 11/243:15 pm
SYD
- LHR
1 stop38h 20m
China Southern
Deal found 6/8![China Southern logo]()
$1,137
This FlightHub deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:30 pm
LHR
- SYD
2 stops47h 00m
China Southern
Fri 11/2011:25 am
SYD
- LHR
2 stops42h 10m
China Southern
Deal found 6/8![China Southern logo]()
$1,141
This Gotogate deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Sat 7/1810:05 am
SYD
- LHR
2 stops39h 10m
China Southern
Deal found 6/4![China Southern logo]()
$1,146
This China Eastern deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:00 pm
LHR
- SYD
1 stop29h 35m
China Eastern
Sat 2/612:00 pm
SYD
- LHR
1 stop40h 30m
China Eastern
Deal found 6/7![China Eastern logo]()
$1,147
This China Eastern deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 pm
LHR
- SYD
1 stop26h 00m
China Eastern
Wed 11/189:30 pm
SYD
- LHR
1 stop31h 00m
China Eastern
Deal found 6/7![China Eastern logo]()
$1,148
This Austrian Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:30 pm
LHR
- SYD
2 stops29h 50m
Austrian Airlines
Sun 10/43:35 pm
SYD
- LHR
2 stops26h 45m
Austrian Airlines
Deal found 6/6![Austrian Airlines logo]()
$1,152
This China Eastern deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 pm
LHR
- SYD
1 stop26h 00m
China Eastern
Sat 11/149:30 pm
SYD
- LHR
1 stop31h 00m
China Eastern
Deal found 6/7![China Eastern logo]()
$1,153
Best flights from Heathrow to SydneyDiscover carefully curated flight deals from Heathrow to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
Discover carefully curated flight deals from Heathrow to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 9, 2026.
This Qatar Airways deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:55 pm
LHR
- SYD
1 stop23h 15m
Qatar Airways
Tue 10/133:50 pm
SYD
- LHR
1 stop24h 35m
Qatar Airways
Deal found 6/7![Qatar Airways logo]()
$1,458
This Oman Air deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:50 pm
LHR
- SYD
2 stops28h 10m
Oman Air
Mon 9/71:05 pm
SYD
- LHR
2 stops39h 05m
Oman Air
Deal found 6/8![Oman Air logo]()
$1,554
This Turkish Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:25 am
LHR
- SYD
2 stops26h 10m
Turkish Airlines
Sun 12/209:30 pm
SYD
- LHR
2 stops29h 50m
Turkish Airlines
Deal found 6/6![Turkish Airlines logo]()
$1,584
This Turkish Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:40 pm
LHR
- SYD
2 stops35h 30m
Multiple Airlines
Sun 8/210:15 pm
SYD
- LHR
2 stops27h 25m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,665
This China Eastern deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/99:20 pm
LHR
- SYD
3 stops49h 40m
China Eastern
Thu 7/169:10 am
SYD
- LHR
2 stops42h 30m
China Eastern
Deal found 6/8![China Eastern logo]()
$1,888
This Cathay Pacific deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:50 am
LHR
- SYD
2 stops28h 20m
Multiple Airlines
Wed 9/97:40 am
SYD
- LHR
1 stop31h 00m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,697
This Cathay Pacific deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:15 am
LHR
- SYD
2 stops28h 55m
Multiple Airlines
Mon 9/77:40 am
SYD
- LHR
1 stop31h 40m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$1,707
This Finnair deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:20 am
LHR
- SYD
2 stops45h 30m
Multiple Airlines
Mon 11/1612:40 pm
SYD
- LHR
3 stops31h 30m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$1,760
This Finnair deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:30 am
LHR
- SYD
2 stops48h 20m
Multiple Airlines
Mon 11/2312:40 pm
SYD
- LHR
3 stops31h 30m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$1,883
This Finnair deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:10 pm
LHR
- SYD
2 stops26h 55m
Multiple Airlines
Fri 10/3012:40 pm
SYD
- LHR
3 stops31h 30m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$1,913
Last-minute flights from Heathrow to SydneyDiscover last-minute flight deals from Heathrow to Sydney. Data last updated June 9, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Sydney. Data last updated June 9, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:10 pm
LHR
- SYD
1 stop29h 15m
China Southern
Wed 7/229:45 pm
SYD
- LHR
1 stop30h 35m
China Southern
Deal found 6/7![China Southern logo]()
$1,170
This China Eastern deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/219:20 pm
LHR
- SYD
1 stop30h 15m
China Eastern
Sun 7/1210:05 am
SYD
- LHR
3 stops65h 35m
China Eastern
Deal found 6/9![China Eastern logo]()
$1,210
This Air China deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2810:40 pm
LHR
- SYD
1 stop31h 10m
Air China
Sun 7/127:40 pm
SYD
- LHR
1 stop33h 45m
Air China
Deal found 6/9![Air China logo]()
$1,211
This FlightHub deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Wed 7/2210:05 am
SYD
- LHR
2 stops65h 00m
China Southern
Deal found 6/5![China Southern logo]()
$1,141
This Gotogate deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Sat 7/1810:05 am
SYD
- LHR
2 stops39h 10m
China Southern
Deal found 6/4![China Southern logo]()
$1,146
This Gotogate deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Sun 7/1210:05 am
SYD
- LHR
1 stop42h 15m
China Southern
Deal found 6/5![China Southern logo]()
$1,172
This FlightHub deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Fri 7/249:45 pm
SYD
- LHR
2 stops51h 30m
China Southern
Deal found 6/8![China Southern logo]()
$1,180
This Gotogate deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Thu 7/239:45 pm
SYD
- LHR
1 stop30h 35m
China Southern
Deal found 6/9![China Southern logo]()
$1,231
One-way flights from Heathrow to SydneySearch for one-way flight options from Heathrow to Sydney. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
Search for one-way flight options from Heathrow to Sydney. Find affordable one-way fares based on user searches. Data last updated June 9, 2026.
This FlightHub deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:00 pm
LHR
- SYD
2 stops37h 25m
China Southern
Deal found 6/4![China Southern logo]()
$639
This Justfly.com deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:20 pm
LHR
- SYD
1 stop30h 15m
China Eastern
Deal found 6/5![China Eastern logo]()
$640
This FlightHub deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:20 pm
LHR
- SYD
3 stops49h 40m
China Eastern
Deal found 6/7![China Eastern logo]()
$641
This China Eastern deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:00 pm
LHR
- SYD
1 stop29h 35m
China Eastern
Deal found 6/6![China Eastern logo]()
$648
This Gotogate deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:20 pm
LHR
- SYD
1 stop26h 40m
China Eastern
Deal found 6/4![China Eastern logo]()
$649
This China Eastern deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:00 pm
LHR
- SYD
1 stop26h 00m
China Eastern
Deal found 6/5![China Eastern logo]()
$651
This China Eastern deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:20 pm
LHR
- SYD
1 stop30h 15m
China Eastern
Deal found 6/5![China Eastern logo]()
$652
This China Eastern deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:20 pm
LHR
- SYD
2 stops49h 40m
China Eastern
Deal found 6/8![China Eastern logo]()
$654
Find 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 June 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,121 (China Eastern) |
One-way from | $639 (FlightHub) |
Popular in | December |
Cheapest in | May |
Average price | $1,226 |
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 2,558,603 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 8/31
9:55 pm-6:10 am
1 stop23h 15m
Sydney Kingsford Smith
Tue 10/13
3:50 pm-6:25 am
1 stop24h 35m
$1,458
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Fri 8/21
8:50 pm-10:00 am
2 stops28h 10m
Sydney Kingsford Smith
Mon 9/7
1:05 pm-7:10 pm
2 stops39h 05m
$1,554
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 12/2
6:25 am-7:35 pm
2 stops26h 10m
Sydney Kingsford Smith
Sun 12/20
9:30 pm-4:20 pm
2 stops29h 50m
$1,584
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Sun 7/5
10:40 pm-7:10 pm
2 stops35h 30m
Sydney Kingsford Smith
Sun 8/2
10:15 pm-4:40 pm
2 stops27h 25m
$1,665
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 8/12
6:50 am-8:10 pm
2 stops28h 20m
Sydney Kingsford Smith
Wed 9/9
7:40 am-5:40 am
1 stop31h 00m
$1,697
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Fri 8/21
6:15 am-8:10 pm
2 stops28h 55m
Sydney Kingsford Smith
Mon 9/7
7:40 am-6:20 am
1 stop31h 40m
$1,707
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 11/2
10:20 am-6:50 pm
2 stops45h 30m
Sydney Kingsford Smith
Mon 11/16
12:40 pm-9:10 am
3 stops31h 30m
$1,760
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 11/2
7:30 am-6:50 pm
2 stops48h 20m
Sydney Kingsford Smith
Mon 11/23
12:40 pm-9:10 am
3 stops31h 30m
$1,883
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Thu 7/9
9:20 pm-8:00 am
3 stops49h 40m
Sydney Kingsford Smith
Thu 7/16
9:10 am-6:40 pm
2 stops42h 30m
$1,888
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 10/19
6:10 pm-7:05 am
2 stops26h 55m
Sydney Kingsford Smith
Fri 10/30
12:40 pm-9:10 am
3 stops31h 30m
$1,913
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Heathrow to Sydney
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Sydney in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on London Heathrow Airport-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Sydney flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London Heathrow Airport-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
LHR-SYD
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
Prices
Airlines
More
How far ahead should I book a flight from London Heathrow Airport to Sydney?
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Sydney, you should look to book at least 27 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 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 $1,196). Flying from London Heathrow Airport to Sydney in December is currently the most expensive (average of $1,828). 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 June 9, 2026.
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.
What’s the top layover airport for flights from London Heathrow Airport to Sydney?
Share of 1-stop round-trip flights from London Heathrow Airport to Sydney chosen by Cheapflights users in the past 12 months, using the same layover each way.
Hong Kong (HKG) – chosen by Cheapflights users on 33% of 1-stop itineraries from London Heathrow Airport to Sydney on Cheapflights.
What’s the cheapest layover airport for flights from London Heathrow Airport to Sydney?
Average round-trip fare for 1-stop flights from London Heathrow Airport to Sydney, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Hong Kong (HKG) is the most affordable 1-stop option, with an average round-trip price of $1,176.
What’s the fastest layover option from London Heathrow Airport to Sydney?
Shortest average travel time for 1-stop one-way flights from London Heathrow Airport to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dubai (DXB) have the shortest average one-way travel time for 1-stop routes: 21h 50m.
Which airport typically offers the quickest layover for flights from London Heathrow Airport to Sydney?
Average layover duration for 1-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 layover time of 1h 53m.
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 June 9, 2026.
Read reviews from past customers who have flown Singapore Airlines,China Southern, andUnited Airlines from London Heathrow Airport to Sydney. 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.
Boarding
8.3
Crew
8.6
Comfort
8.0
Food
7.8
Entertainment
8.1
Overall
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
BCN - SIN
Boarding
8.3
Crew
8.6
Comfort
8.0
Food
7.8
Entertainment
8.1
Overall
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
BCN - SIN
Boarding
8.3
Crew
8.6
Comfort
8.0
Food
7.8
Entertainment
8.1
Overall
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
BCN - SIN
Boarding
8.3
Crew
8.6
Comfort
8.0
Food
7.8
Entertainment
8.1
Overall
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
BCN - SIN
Boarding
8.3
Crew
8.6
Comfort
8.0
Food
7.8
Entertainment
8.1
Overall
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
BCN - SIN
Boarding
8.3
Crew
8.6
Comfort
8.0
Food
7.8
Entertainment
8.1
Overall
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
BCN - SIN
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.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Heathrow and Sydney flights
Browse other Heathrow and Sydney flight options. Last updated on June 9, 2026.
Other flights from Heathrow
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on June 9, 2026.
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Top 5 airlines flying from Heathrow to Sydney
Discover the top 5 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 2,558,603 searches. Data last updated June 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$757 | Average$1,556 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$840 | Average$989 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$852 | Average$1,173 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,227 | Average$1,661 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,279 | Average$1,677 | FlexibilityNo cancel fee | On-time81% |