$708+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
Aug 7 — Aug 141
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Heathrow to Sydney with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Heathrow to Sydney
Cheapest
Best
Last-minute
One-way
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 July 8, 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 July 8, 2026.
This Justfly.com deal was found by Cheapflights users on 7/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:00 pm
LHR
- SYD
2 stops30h 25m
China Southern
Thu 11/1210:10 pm
SYD
- LHR
2 stops30h 45m
China Southern
Deal found 7/6![China Southern logo]()
$1,144
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:10 pm
LHR
- SYD
1 stop25h 15m
Multiple Airlines
Tue 10/139:00 pm
SYD
- LHR
1 stop32h 30m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,145
This FlightHub deal was found by Cheapflights users on 7/7. 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.
Sun 11/15:15 pm
LHR
- SYD
2 stops29h 10m
China Southern
Mon 11/309:20 am
SYD
- LHR
2 stops44h 15m
China Southern
Deal found 7/7![China Southern logo]()
$1,146
This China Eastern deal was found by Cheapflights users on 7/5. 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.
Tue 7/79:20 pm
LHR
- SYD
1 stop26h 40m
China Eastern
Wed 7/228:30 pm
SYD
- LHR
1 stop31h 10m
China Eastern
Deal found 7/5![China Eastern logo]()
$1,148
This Justfly.com deal was found by Cheapflights users on 7/3. 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.
Tue 12/88:25 pm
LHR
- SYD
1 stop25h 10m
Air China
Mon 3/810:10 am
SYD
- LHR
1 stop40h 45m
Air China
Deal found 7/3![Air China logo]()
$1,150
This Air China deal was found by Cheapflights users on 7/6. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:25 pm
LHR
- SYD
1 stop25h 10m
Air China
Fri 11/2710:30 am
SYD
- LHR
1 stop42h 20m
Air China
Deal found 7/6![Air China logo]()
$1,152
This Booking.com deal was found by Cheapflights users on 7/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:00 pm
LHR
- SYD
2 stops37h 20m
China Southern
Sat 11/710:10 pm
SYD
- LHR
2 stops31h 25m
China Southern
Deal found 7/3![China Southern logo]()
$1,153
This China Eastern deal was found by Cheapflights users on 7/7. 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.
Mon 8/319:20 pm
LHR
- SYD
1 stop30h 15m
China Eastern
Tue 9/811:00 am
SYD
- LHR
1 stop40h 40m
China Eastern
Deal found 7/7![China Eastern logo]()
$1,154
This China Eastern deal was found by Cheapflights users on 7/5. 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 7/89:20 pm
LHR
- SYD
2 stops49h 40m
China Eastern
Wed 7/228:30 pm
SYD
- LHR
1 stop31h 10m
China Eastern
Deal found 7/5![China Eastern logo]()
$1,155
This Air China deal was found by Cheapflights users on 7/6. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:25 pm
LHR
- SYD
1 stop24h 40m
Air China
Mon 3/110:10 am
SYD
- LHR
1 stop42h 40m
Air China
Deal found 7/6![Air China logo]()
$1,159
This China Eastern deal was found by Cheapflights users on 7/6. 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.
Tue 7/79:20 pm
LHR
- SYD
3 stops49h 40m
China Eastern
Tue 7/1410:05 am
SYD
- LHR
3 stops65h 35m
China Eastern
Deal found 7/6![China Eastern logo]()
$1,162
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 July 8, 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 July 8, 2026.
This Air India deal was found by Cheapflights users on 7/3. 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 India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:30 am
LHR
- SYD
2 stops26h 35m
Multiple Airlines
Wed 9/238:35 pm
SYD
- LHR
1 stop47h 55m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$1,410
This Vietnam Airlines deal was found by Cheapflights users on 7/5. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:50 pm
LHR
- SYD
1 stop27h 25m
Vietnam Airlines
Sun 10/1111:15 am
SYD
- LHR
2 stops39h 50m
Vietnam Airlines
Deal found 7/5![Vietnam Airlines logo]()
$1,539
This Turkish Airlines deal was found by Cheapflights users on 7/6. 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 12/25:55 pm
LHR
- SYD
2 stops38h 40m
Turkish Airlines
Sun 12/209:30 pm
SYD
- LHR
2 stops36h 00m
Turkish Airlines
Deal found 7/6![Turkish Airlines logo]()
$1,618
This Oman Air deal was found by Cheapflights users on 7/8. 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.
Mon 8/248:50 pm
LHR
- SYD
2 stops48h 40m
Oman Air
Mon 8/311:05 pm
SYD
- LHR
2 stops39h 05m
Oman Air
Deal found 7/8![Oman Air logo]()
$1,621
This China Airlines deal was found by Cheapflights users on 7/5. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:55 pm
LHR
- SYD
2 stops52h 50m
China Airlines
Thu 9/1010:10 pm
SYD
- LHR
1 stop27h 20m
China Airlines
Deal found 7/5![China Airlines logo]()
$1,674
This Finnair deal was found by Cheapflights users on 7/5. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:10 pm
LHR
- SYD
2 stops27h 35m
Finnair
Fri 10/1611:20 am
SYD
- LHR
2 stops31h 50m
Finnair
Deal found 7/5![Finnair logo]()
$1,726
This Cathay Pacific deal was found by Cheapflights users on 7/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:55 am
LHR
- SYD
2 stops28h 15m
Multiple Airlines
Mon 9/72:05 pm
SYD
- LHR
2 stops29h 30m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,508
This Oman Air deal was found by Cheapflights users on 7/4. 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 Oman Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:50 pm
LHR
- SYD
2 stops48h 35m
Oman Air
Sun 8/3011:40 am
SYD
- LHR
2 stops64h 30m
Oman Air
Deal found 7/4![Oman Air logo]()
$1,684
This Turkish Airlines deal was found by Cheapflights users on 7/7. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:25 am
LHR
- SYD
2 stops26h 10m
Multiple Airlines
Wed 3/310:15 pm
SYD
- LHR
2 stops35h 15m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,533
This KLM deal was found by Cheapflights users on 7/5. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:05 pm
LHR
- SYD
3 stops27h 20m
Multiple Airlines
Thu 1/144:30 pm
SYD
- LHR
2 stops29h 00m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$1,598
This Finnair deal was found by Cheapflights users on 7/4. 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 11/26:10 pm
LHR
- SYD
2 stops26h 15m
Multiple Airlines
Mon 11/2312:40 pm
SYD
- LHR
3 stops31h 30m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,679
This Cathay Pacific deal was found by Cheapflights users on 7/6. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:35 am
LHR
- SYD
2 stops28h 35m
Multiple Airlines
Wed 9/162:05 pm
SYD
- LHR
1 stop37h 05m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,720
Last-minute flights from Heathrow to SydneyDiscover last-minute flight deals from Heathrow to Sydney. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Sydney. Data last updated July 8, 2026 and is based on user searches.
This China Eastern deal was found by Cheapflights users on 7/5. 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.
Tue 7/79:20 pm
LHR
- SYD
1 stop26h 40m
China Eastern
Mon 7/278:30 pm
SYD
- LHR
1 stop31h 10m
China Eastern
Deal found 7/5![China Eastern logo]()
$1,148
This China Eastern deal was found by Cheapflights users on 7/6. 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.
Tue 7/79:20 pm
LHR
- SYD
3 stops49h 40m
China Eastern
Tue 7/1410:05 am
SYD
- LHR
3 stops65h 35m
China Eastern
Deal found 7/6![China Eastern logo]()
$1,162
This China Eastern deal was found by Cheapflights users on 7/5. 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 7/89:20 pm
LHR
- SYD
2 stops49h 40m
China Eastern
Sun 7/268:30 pm
SYD
- LHR
1 stop31h 10m
China Eastern
Deal found 7/5![China Eastern logo]()
$1,155
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:45 pm
LHR
- SYD
1 stop36h 20m
Air India
Tue 8/188:35 pm
SYD
- LHR
1 stop43h 55m
Air India
Deal found 7/7![Air India logo]()
$1,171
This Vietnam Airlines deal was found by Cheapflights users on 7/3. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:55 pm
LHR
- SYD
1 stop32h 20m
Vietnam Airlines
Wed 9/910:15 am
SYD
- LHR
1 stop39h 40m
Vietnam Airlines
Deal found 7/3![Vietnam Airlines logo]()
$1,196
This FlightHub deal was found by Cheapflights users on 7/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:45 am
LHR
- SYD
1 stop24h 20m
Air India
Wed 9/98:35 pm
SYD
- LHR
1 stop31h 25m
Air India
Deal found 7/6![Air India logo]()
$1,200
This Air China deal was found by Cheapflights users on 7/5. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:40 pm
LHR
- SYD
1 stop31h 10m
Air China
Thu 10/158:40 pm
SYD
- LHR
1 stop33h 45m
Air China
Deal found 7/5![Air China logo]()
$1,152
This Mytrip deal was found by Cheapflights users on 7/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:25 pm
LHR
- SYD
1 stop33h 25m
Multiple Airlines
Sun 9/139:45 am
SYD
- LHR
3 stops36h 00m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$1,186
This China Eastern deal was found by Cheapflights users on 7/7. 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.
Mon 8/319:20 pm
LHR
- SYD
1 stop30h 15m
China Eastern
Tue 9/811:00 am
SYD
- LHR
1 stop40h 40m
China Eastern
Deal found 7/7![China Eastern logo]()
$1,154
This Booking.com deal was found by Cheapflights users on 7/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:40 pm
LHR
- SYD
2 stops26h 30m
Multiple Airlines
Wed 10/143:35 pm
SYD
- LHR
2 stops26h 45m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,184
This China Eastern deal was found by Cheapflights users on 7/4. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:20 pm
LHR
- SYD
1 stop26h 40m
China Eastern
Fri 10/1612:00 pm
SYD
- LHR
1 stop40h 40m
China Eastern
Deal found 7/4![China Eastern logo]()
$1,192
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 July 8, 2026.
Search for one-way flight options from Heathrow to Sydney. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This China Eastern deal was found by Cheapflights users on 7/7. 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.
Thu 9/109:20 pm
LHR
- SYD
2 stops49h 40m
China Eastern
Deal found 7/7![China Eastern logo]()
$708
This China Eastern deal was found by Cheapflights users on 7/6. 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.
Thu 9/179:20 pm
LHR
- SYD
2 stops49h 40m
China Eastern
Deal found 7/6![China Eastern logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:30 am
LHR
- SYD
2 stops46h 35m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$713
This FlightHub deal was found by Cheapflights users on 7/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:10 pm
LHR
- SYD
1 stop36h 15m
China Southern
Deal found 7/6![China Southern logo]()
$715
This Priceline deal was found by Cheapflights users on 7/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:00 pm
LHR
- SYD
1 stop44h 05m
Air India
Deal found 7/6![Air India logo]()
$723
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:10 pm
LHR
- SYD
2 stops56h 50m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$727
This Air India deal was found by Cheapflights users on 7/3. 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 India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:35 pm
LHR
- SYD
1 stop37h 30m
Air India
Deal found 7/3![Air India logo]()
$734
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/131:30 pm
LHR
- SYD
2 stops44h 35m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$748
This FlightHub deal was found by Cheapflights users on 7/7. 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 8/188:35 pm
LHR
- SYD
1 stop37h 30m
Air India
Deal found 7/7![Air India logo]()
$769
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 July 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,144 (Justfly.com) |
One-way from | $708 (China Eastern) |
Popular in | December |
Cheapest in | May |
Average price | $1,785 |
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 July 8, 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
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 9/9
7:30 am-7:05 pm
2 stops26h 35m
Sydney Kingsford Smith
Wed 9/23
8:35 pm-11:30 am
1 stop47h 55m
$1,410
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Fri 8/21
6:55 am-8:10 pm
2 stops28h 15m
Sydney Kingsford Smith
Mon 9/7
2:05 pm-10:35 am
2 stops29h 30m
$1,508
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Fri 12/4
6:25 am-7:35 pm
2 stops26h 10m
Sydney Kingsford Smith
Wed 3/3
10:15 pm-10:30 pm
2 stops35h 15m
$1,533
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Tue 9/1
7:50 pm-8:15 am
1 stop27h 25m
Sydney Kingsford Smith
Sun 10/11
11:15 am-5:05 pm
2 stops39h 50m
$1,539
Quickest round-trip
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Sun 11/29
5:05 pm-7:25 am
3 stops27h 20m
Sydney Kingsford Smith
Thu 1/14
4:30 pm-10:30 am
2 stops29h 00m
$1,598
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Wed 12/2
5:55 pm-7:35 pm
2 stops38h 40m
Sydney Kingsford Smith
Sun 12/20
9:30 pm-10:30 pm
2 stops36h 00m
$1,618
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 8/24
8:50 pm-6:30 am
2 stops48h 40m
Sydney Kingsford Smith
Mon 8/31
1:05 pm-7:10 pm
2 stops39h 05m
$1,621
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Fri 8/28
8:55 pm-10:45 am
2 stops52h 50m
Sydney Kingsford Smith
Thu 9/10
10:10 pm-4:30 pm
1 stop27h 20m
$1,674
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Mon 11/2
6:10 pm-7:25 am
2 stops26h 15m
Sydney Kingsford Smith
Mon 11/23
12:40 pm-9:10 am
3 stops31h 30m
$1,679
LondonSydney
LHR - SYD
LHRSYD
London Heathrow
Tue 8/25
8:50 pm-6:25 am
2 stops48h 35m
Sydney Kingsford Smith
Sun 8/30
11:40 am-7:10 pm
2 stops64h 30m
$1,684
Showing 1-10 of 20 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 July.
| 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 $1,198). Flying from London Heathrow Airport to Sydney in December is currently the most expensive (average of $1,847). 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 July 8, 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 July 8, 2026.
Read reviews from past customers who have flown Emirates,China Southern, andEtihad Airways 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.
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.4
Boarding
8.1
Overall
8.1
Reviews
1 / 20
10.0
ExcellentSteven,Apr 2026
GLA - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.4
Boarding
8.1
Overall
8.1
Reviews
1 / 20
10.0
ExcellentSteven,Apr 2026
GLA - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.4
Boarding
8.1
Overall
8.1
Reviews
1 / 20
10.0
ExcellentSteven,Apr 2026
GLA - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.4
Boarding
8.1
Overall
8.1
Reviews
1 / 20
10.0
ExcellentSteven,Apr 2026
GLA - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.4
Boarding
8.1
Overall
8.1
Reviews
1 / 20
10.0
ExcellentSteven,Apr 2026
GLA - DXB
Food
7.9
Comfort
8.0
Entertainment
8.2
Crew
8.4
Boarding
8.1
Overall
8.1
Reviews
1 / 20
10.0
ExcellentSteven,Apr 2026
GLA - DXB
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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Heathrow
Popular flights
Sydney flight routes
Alternative routes for Heathrow to Sydney
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Heathrow to Sydney by cabin class
Find flights from Heathrow to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Heathrow and Sydney flights
Browse other Heathrow and Sydney flight options. Last updated on July 8, 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 July 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 8, 2026.
Top 6 airlines flying from Heathrow to Sydney
Discover the top 6 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 July 8, 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$906 | Average$1,157 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$1,218 | Average$1,433 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,227 | Average$1,635 | FlexibilityNo cancel fee | On-time69% |