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 24/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LON
15 Jul — 22 Jul1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in February or October, booked 37 days in advance, depart on a Monday or Saturday and return on a Monday
Cheap flight deals from Sydney to London
Enter your travel dates to find the best prices.
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Direct
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Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 June 2026.
Tue 14/711:00
SYD
-
LGW
1 stop28h 40m
China Eastern
Wed 29/711:35
LGW
-
SYD
3 stops35h 25m
China Eastern
Deal found 13/6£862
Mon 6/711:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Mon 14/921:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 11/6£862
Tue 20/1022:05
SYD
-
LGW
2 stops45h 50m
Turkish Airlines
Fri 13/1106:30
LGW
-
SYD
2 stops26h 05m
Turkish Airlines
Deal found 14/6£862
Tue 4/821:00
SYD
-
LHR
1 stop31h 30m
Multiple Airlines
Tue 15/921:20
LHR
-
SYD
3 stops49h 40m
Multiple Airlines
Deal found 12/6£863
Mon 20/719:45
SYD
-
LGW
1 stop43h 50m
Multiple Airlines
Tue 1/921:30
LGW
-
SYD
2 stops36h 55m
Multiple Airlines
Deal found 12/6£863
Tue 18/821:45
SYD
-
LHR
1 stop30h 35m
China Southern
Tue 8/922:10
LHR
-
SYD
1 stop25h 15m
China Southern
Deal found 12/6£864
Tue 28/719:40
SYD
-
LGW
1 stop43h 55m
Multiple Airlines
Tue 1/921:30
LGW
-
SYD
2 stops36h 55m
Multiple Airlines
Deal found 12/6£864
Thu 10/920:35
SYD
-
LHR
1 stop31h 25m
Air India
Sun 20/909:45
LHR
-
SYD
1 stop24h 20m
Air India
Deal found 14/6£865
Wed 19/810:05
SYD
-
LGW
2 stops61h 55m
China Eastern
Wed 9/918:00
LGW
-
SYD
1 stop30h 00m
China Eastern
Deal found 11/6£865
Sat 1/820:35
SYD
-
LHR
1 stop31h 25m
Air India
Thu 13/814:00
LHR
-
SYD
1 stop44h 05m
Air India
Deal found 15/6£865
Wed 15/719:40
SYD
-
LGW
1 stop31h 50m
Air China
Wed 29/720:25
LGW
-
SYD
1 stop33h 25m
Air China
Deal found 11/6£865
Sun 26/710:05
SYD
-
LHR
2 stops41h 35m
China Eastern
Mon 10/821:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 12/6£866
Best flights from Sydney to London
Discover carefully curated flight deals from Sydney to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 June 2026.
Sat 17/1012:00
SYD
-
LGW
1 stop28h 40m
China Eastern
Thu 12/1110:30
LGW
-
SYD
1 stop36h 30m
China Eastern
Deal found 10/6£871
Sun 26/720:30
SYD
-
LTN
2 stops34h 15m
Multiple Airlines
Wed 12/814:50
LTN
-
SYD
2 stops33h 10m
Multiple Airlines
Deal found 14/6£915
Wed 14/1022:05
SYD
-
STN
2 stops28h 35m
Turkish Airlines
Thu 12/1117:20
STN
-
SYD
2 stops39h 15m
Turkish Airlines
Deal found 10/6£950
Fri 2/1014:35
SYD
-
LHR
1 stop25h 00m
British Airways
Thu 22/1019:25
LHR
-
SYD
1 stop25h 40m
British Airways
Deal found 13/6£957
Mon 20/720:10
SYD
-
STN
1 stop25h 45m
Emirates
Mon 27/721:05
STN
-
SYD
1 stop35h 25m
Emirates
Deal found 15/6£1,059
Fri 7/810:15
SYD
-
LHR
2 stops64h 35m
Vietnam Airlines
Sun 23/819:50
LHR
-
SYD
2 stops27h 25m
Vietnam Airlines
Deal found 13/6£1,132
Mon 29/622:10
SYD
-
LHR
1 stop27h 25m
Malaysia Airlines
Fri 27/1121:25
LHR
-
SYD
1 stop25h 55m
Malaysia Airlines
Deal found 13/6£1,207
Tue 14/718:05
SYD
-
LHR
2 stops31h 25m
China Airlines
Fri 7/821:10
LHR
-
SYD
1 stop28h 35m
China Airlines
Deal found 11/6£1,293
Sun 18/1011:20
SYD
-
LHR
2 stops29h 55m
United Airlines
Fri 6/1115:20
LHR
-
SYD
1 stop30h 45m
United Airlines
Deal found 10/6£1,342
Sat 25/714:45
SYD
-
LGW
2 stops27h 35m
KLM
Thu 20/817:00
LGW
-
SYD
2 stops27h 10m
KLM
Deal found 12/6£1,563
Sun 26/720:30
SYD
-
LTN
2 stops34h 15m
Multiple Airlines
Mon 10/816:10
LTN
-
SYD
2 stops35h 25m
Multiple Airlines
Deal found 13/6£921
Fri 25/914:35
SYD
-
LHR
1 stop25h 00m
British Airways
Mon 19/1022:00
LHR
-
SYD
1 stop23h 05m
British Airways
Deal found 14/6£969
Thu 30/711:00
SYD
-
LTN
2 stops31h 25m
Multiple Airlines
Fri 14/816:20
LTN
-
SYD
2 stops35h 15m
Multiple Airlines
Deal found 15/6£956
Sun 5/720:30
SYD
-
LGW
1 stop43h 10m
China Eastern
Tue 4/818:00
LGW
-
SYD
2 stops53h 00m
China Eastern
Deal found 10/6£1,077
Sun 26/714:45
SYD
-
STN
2 stops31h 10m
Emirates
Sun 2/814:55
STN
-
SYD
2 stops30h 50m
Emirates
Deal found 11/6£1,124
Sun 27/921:05
SYD
-
STN
2 stops34h 05m
Turkish Airlines
Mon 19/1010:50
STN
-
SYD
2 stops37h 50m
Turkish Airlines
Deal found 14/6£1,145
Mon 6/720:30
SYD
-
LGW
1 stop43h 10m
China Eastern
Mon 3/811:35
LGW
-
SYD
3 stops35h 25m
China Eastern
Deal found 10/6£1,077
Mon 10/809:15
SYD
-
LTN
2 stops34h 10m
Multiple Airlines
Tue 25/807:05
LTN
-
SYD
2 stops27h 30m
Multiple Airlines
Deal found 14/6£1,020
Tue 8/1216:10
SYD
-
LCY
2 stops28h 05m
Lufthansa
Fri 25/1218:15
LCY
-
SYD
2 stops26h 25m
Lufthansa
Deal found 15/6£2,526
Tue 4/820:45
SYD
-
STN
1 stop31h 00m
Emirates
Thu 10/914:55
STN
-
SYD
1 stop22h 10m
Emirates
Deal found 15/6£1,149
Wed 11/1122:15
SYD
-
LHR
2 stops35h 15m
Turkish Airlines
Sun 15/1111:20
LHR
-
SYD
2 stops45h 15m
Turkish Airlines
Deal found 11/6£1,253
Wed 5/810:05
SYD
-
LTN
2 stops35h 45m
Multiple Airlines
Wed 19/806:00
LTN
-
SYD
2 stops28h 25m
Multiple Airlines
Deal found 10/6£1,041
Sun 19/720:30
SYD
-
LHR
1 stop31h 10m
China Eastern
Thu 23/721:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 14/6£1,168
Tue 1/920:10
SYD
-
LHR
1 stop25h 15m
Emirates
Mon 21/909:05
LHR
-
SYD
1 stop23h 25m
Emirates
Deal found 11/6£1,171
Sun 2/811:00
SYD
-
LTN
2 stops33h 25m
Multiple Airlines
Fri 14/815:40
LTN
-
SYD
2 stops32h 40m
Multiple Airlines
Deal found 11/6£1,044
Sun 2/820:45
SYD
-
STN
1 stop25h 10m
Emirates
Mon 10/821:05
STN
-
SYD
1 stop35h 25m
Emirates
Deal found 10/6£1,171
Wed 15/710:05
SYD
-
LHR
3 stops41h 35m
China Eastern
Sun 19/721:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 15/6£1,175
Mon 10/820:30
SYD
-
LTN
2 stops34h 15m
Multiple Airlines
Sun 23/815:35
LTN
-
SYD
2 stops32h 25m
Multiple Airlines
Deal found 15/6£1,046
Mon 28/906:00
SYD
-
LGW
1 stop24h 30m
Emirates
Mon 28/923:55
LGW
-
SYD
1 stop32h 35m
Emirates
Deal found 14/6£1,173
Sun 26/721:05
SYD
-
STN
2 stops34h 05m
Turkish Airlines
Mon 10/810:50
STN
-
SYD
2 stops47h 20m
Turkish Airlines
Deal found 12/6£1,430
Direct flights from Sydney to London
Explore direct flight options from Sydney to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 June 2026.
Tue 10/1116:20
SYD
-
LHR
Nonstop24h 25m
British Airways
Fri 13/1121:00
LHR
-
SYD
Nonstop22h 55m
British Airways
Deal found 12/6£1,057
Thu 10/914:35
SYD
-
LHR
Nonstop24h 00m
British Airways
Sun 27/922:00
LHR
-
SYD
Nonstop23h 05m
British Airways
Deal found 15/6£1,067
Mon 5/1015:35
SYD
-
LHR
Nonstop24h 00m
British Airways
Sat 31/1021:00
LHR
-
SYD
Nonstop22h 55m
British Airways
Deal found 15/6£1,069
Thu 1/1014:35
SYD
-
LHR
Nonstop24h 00m
British Airways
Sat 31/1021:00
LHR
-
SYD
Nonstop22h 55m
British Airways
Deal found 15/6£1,079
Fri 16/1015:35
SYD
-
LHR
Nonstop24h 00m
British Airways
Sat 31/1021:00
LHR
-
SYD
Nonstop22h 55m
British Airways
Deal found 13/6£1,080
Thu 1/1014:35
SYD
-
LHR
Nonstop24h 00m
British Airways
Sat 7/1121:00
LHR
-
SYD
Nonstop22h 55m
British Airways
Deal found 13/6£1,081
Wed 18/1116:20
SYD
-
LHR
Nonstop24h 25m
British Airways
Wed 2/1221:00
LHR
-
SYD
Nonstop22h 55m
British Airways
Deal found 15/6£1,089
Sun 18/1015:45
SYD
-
LHR
Nonstop24h 50m
Qantas Airways
Mon 9/1120:10
LHR
-
SYD
Nonstop23h 25m
Qantas Airways
Deal found 12/6£1,094
Tue 27/1016:15
SYD
-
LHR
Nonstop25h 00m
Qantas Airways
Mon 9/1120:10
LHR
-
SYD
Nonstop23h 25m
Qantas Airways
Deal found 12/6£1,096
Sun 1/1116:15
SYD
-
LHR
Nonstop25h 00m
Qantas Airways
Wed 18/1120:10
LHR
-
SYD
Nonstop23h 25m
Qantas Airways
Deal found 13/6£1,097
Mon 19/1015:45
SYD
-
LHR
Nonstop24h 50m
Qantas Airways
Mon 9/1120:10
LHR
-
SYD
Nonstop23h 25m
Qantas Airways
Deal found 12/6£1,098
Wed 30/914:45
SYD
-
LHR
Nonstop24h 50m
Qantas Airways
Thu 12/1120:10
LHR
-
SYD
Nonstop23h 25m
Qantas Airways
Deal found 14/6£1,099
Last-minute flights from Sydney to London
Discover last-minute flight deals from Sydney to London. Data last updated 15 June 2026 and is based on user searches.
Wed 1/719:40
SYD
-
LHR
2 stops33h 35m
Air China
Mon 30/1120:25
LHR
-
SYD
1 stop32h 05m
Air China
Deal found 13/6£865
Mon 6/711:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Mon 14/921:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 11/6£862
Wed 8/710:05
SYD
-
LGW
2 stops37h 55m
China Eastern
Mon 10/811:35
LGW
-
SYD
3 stops35h 25m
China Eastern
Deal found 12/6£862
Wed 8/719:40
SYD
-
LHR
2 stops33h 35m
Multiple Airlines
Wed 9/921:20
LHR
-
SYD
2 stops49h 40m
Multiple Airlines
Deal found 14/6£864
Sun 12/720:35
SYD
-
LHR
1 stop31h 25m
Air India
Sat 8/809:45
LHR
-
SYD
1 stop24h 20m
Air India
Deal found 11/6£868
Tue 14/711:00
SYD
-
LGW
1 stop28h 40m
China Eastern
Wed 29/711:35
LGW
-
SYD
3 stops35h 25m
China Eastern
Deal found 13/6£862
Wed 15/719:40
SYD
-
LGW
1 stop31h 50m
Air China
Wed 29/720:25
LGW
-
SYD
1 stop33h 25m
Air China
Deal found 11/6£865
Thu 16/720:35
SYD
-
LHR
1 stop47h 55m
Air India
Fri 14/809:45
LHR
-
SYD
1 stop24h 20m
Air India
Deal found 15/6£865
Mon 20/719:45
SYD
-
LGW
1 stop43h 50m
Multiple Airlines
Tue 1/921:30
LGW
-
SYD
2 stops36h 55m
Multiple Airlines
Deal found 12/6£863
Mon 20/719:45
SYD
-
LGW
1 stop43h 50m
Multiple Airlines
Wed 2/911:35
LGW
-
SYD
3 stops35h 25m
Multiple Airlines
Deal found 12/6£867
Sun 26/710:05
SYD
-
LHR
2 stops41h 35m
China Eastern
Mon 10/821:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Deal found 12/6£866
Tue 28/719:40
SYD
-
LGW
1 stop43h 55m
Multiple Airlines
Tue 1/921:30
LGW
-
SYD
2 stops36h 55m
Multiple Airlines
Deal found 12/6£864
One-way flights from Sydney to London
Search for one-way flight options from Sydney to London. Find affordable one-way fares based on user searches. Data last updated 15 June 2026.
Fri 24/711:00
SYD
-
LHR
1 stop40h 40m
China Eastern
Deal found 12/6£435
Sat 11/719:40
SYD
-
LGW
1 stop31h 40m
Air China
Deal found 12/6£435
Thu 9/720:35
SYD
-
STN
2 stops58h 25m
Multiple Airlines
Deal found 11/6£435
Fri 10/719:40
SYD
-
LHR
2 stops33h 35m
Air China
Deal found 13/6£435
Tue 14/713:00
SYD
-
LTN
3 stops40h 10m
Multiple Airlines
Deal found 14/6£435
Thu 6/814:50
SYD
-
LGW
1 stop24h 50m
Qatar Airways
Deal found 13/6£435
Tue 28/713:00
SYD
-
STN
2 stops32h 55m
Multiple Airlines
Deal found 13/6£435
Wed 19/819:40
SYD
-
LHR
2 stops33h 35m
Air China
Deal found 15/6£436
Thu 23/706:00
SYD
-
LGW
2 stops33h 40m
Multiple Airlines
Deal found 15/6£436
Thu 6/813:00
SYD
-
LHR
2 stops34h 25m
Multiple Airlines
Deal found 14/6£437
Mon 3/813:00
SYD
-
LGW
2 stops32h 35m
Multiple Airlines
Deal found 13/6£437
Mon 27/713:00
SYD
-
STN
2 stops32h 55m
Multiple Airlines
Deal found 11/6£437
Find flight deals from Sydney to London
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to London (LON). 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 15 June 2026.
Customise your flight search to find flights from Sydney to London 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 15 June 2026.
Use the filters below to find and compare flights from Sydney to London that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
SydneyLondon
SYD - LGW
SYDLGW
Sydney Kingsford Smith
Sat 17/10
12:00-06:40
1 stop28h 40m
London Gatwick
Thu 12/11
10:30-10:00
1 stop36h 30m
£871
SydneyLondon
SYD - LTN
SYDLTN
Sydney Kingsford Smith
Sun 26/7
20:30-21:45
2 stops34h 15m
London Luton
Wed 12/8
14:50-09:00
2 stops33h 10m
£915
SydneyLondon
SYD - LTN
SYDLTN
Sydney Kingsford Smith
Sun 26/7
20:30-21:45
2 stops34h 15m
London Luton
Mon 10/8
16:10-12:35
2 stops35h 25m
£921
SydneyLondon
SYD - STN
SYDSTN
Sydney Kingsford Smith
Wed 14/10
22:05-16:40
2 stops28h 35m
London Stansted
Thu 12/11
17:20-19:35
2 stops39h 15m
£950
SydneyLondon
SYD - LTN
SYDLTN
Sydney Kingsford Smith
Thu 30/7
11:00-09:25
2 stops31h 25m
London Luton
Fri 14/8
16:20-12:35
2 stops35h 15m
£956
SydneyLondon
SYD - LHR
SYDLHR
Sydney Kingsford Smith
Fri 2/10
14:35-06:35
1 stop25h 00m
London Heathrow
Thu 22/10
19:25-07:05
1 stop25h 40m
£957
Fastest return journey
SydneyLondon
SYD - LHR
SYDLHR
Sydney Kingsford Smith
Fri 25/9
14:35-06:35
1 stop25h 00m
London Heathrow
Mon 19/10
22:00-07:05
1 stop23h 05m
£969
SydneyLondon
SYD - LTN
SYDLTN
Sydney Kingsford Smith
Mon 10/8
09:15-10:25
2 stops34h 10m
London Luton
Tue 25/8
07:05-19:35
2 stops27h 30m
£1,020
SydneyLondon
SYD - LTN
SYDLTN
Sydney Kingsford Smith
Wed 5/8
10:05-12:50
2 stops35h 45m
London Luton
Wed 19/8
06:00-19:25
2 stops28h 25m
£1,041
SydneyLondon
SYD - LTN
SYDLTN
Sydney Kingsford Smith
Sun 2/8
11:00-11:25
2 stops33h 25m
London Luton
Fri 14/8
15:40-09:20
2 stops32h 40m
£1,044
Flights are sorted by cheapest return flights first.
Deals found on 11/6
Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6
Best time to book a flight from Sydney to London
Have a flexible travel schedule? Discover the best time to fly to London from Sydney with our price prediction graph.
SYD-LON
SYD-LTN
SYD-LHR
SYD-LGW
SYD-LCY
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
SYD-LON
SYD-LTN
SYD-LHR
SYD-LGW
SYD-LCY
What is the cheapest month to book a flight from Sydney to London?
Currently, October is the cheapest month in which you can book a flight from Sydney to London (average of £819). Flying from Sydney to London in December is currently the most expensive (average of £1,255). 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 LON?
Find hourly flight availability from Sydney to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 June 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to London as you normally would.
Weekly flight availability from Sydney to London
Explore weekly flight availability from Sydney to London. 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 15 June 2026.
The most flights from SYD to LON are scheduled on a Monday (3 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost for a return flight from Sydney to London?
What’s the top stopover airport for flights from Sydney to London?
Share of one-stop return flights from Sydney to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Abu Dhabi (AUH) – chosen by Cheapflights users on 21% of one-stop itineraries from Sydney to London on Cheapflights.
What’s the cheapest stopover airport for flights from Sydney to London?
Average return fare for one-stop flights from Sydney to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Guangzhou (CAN) is the most affordable one-stop option, with an average return flight price of £761.
What’s the fastest stopover option from Sydney to London?
Shortest average travel time for one-stop one-way flights from Sydney to London, 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 55m.
Which airport typically offers the quickest stopover for flights from Sydney to London?
Average stopover duration for one-stop one-way flights from Sydney to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via New Delhi (DEL) offer the fastest connection on this route, with an average stopover time of 1h 46m.
How far ahead should I book a flight from Sydney to London?
The price you pay for your flight from Sydney to London may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing London
Get insights into the airlines that provide service to London. 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 London. Reviews last updated 15 June 2026.
Read through reviews of airlines operating flights from Sydney to London, such as Emirates,Cathay Pacific, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Anyone that i had the pleasure of dealing with i found to be courteous well mannered and informative
Related info for your journey
Find useful and relevant information for your journey from Sydney to London. 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?
For a flight from Sydney to London, you will be flying from 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 2 outbound flights to London per day. 12 airlines have flights to London from Sydney Kingsford Smith on a regular basis.
How long is the flight from Sydney to London?
China Eastern, Turkish Airlines, and British Airways can get you from Sydney to London in just under 25h. Your travel time can differ by up to 3h 40m. The distance from Sydney to London is about 10568 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Sydney to London round-trip?
Flying on Air China is currently your cheapest option to London, with prices starting at £675. Additional return tickets that might be worth considering are offered by Etihad Airways and Air India, with the lowest prices starting at £707 and £764, respectively. Air China is 29% 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 one-way?
To fly one-way, consider booking your trip with Hainan Airlines, which is currently one of the cheapest options available, starting at £188. China Southern flights start at £195 while deals on Air China start at £207 one-way.
What are the most popular routes from Sydney to London?
The most popular flight routes from Sydney to London are Sydney Kingsford Smith - London Heathrow, Sydney Kingsford Smith - London Gatwick and Sydney Kingsford Smith - London Stansted.
What are the cheapest flights from Sydney to London?
Looking for the cheapest flight from Sydney to London? While on average our users pay £1,489, our data indicates the cheapest price to be £1,227. The most popular route (Sydney Kingsford Smith - London Heathrow), is priced around £679.
Can I find deals for business class flights from Sydney to London?
Yes. Cheapflights offers flight deals from Sydney to London 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?
Currently, October is the cheapest month in which you can book a flight from Sydney to London (average of £819). Flying from Sydney to London in December is currently the most expensive (average of £1,255). 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.
Discover the top 10 airlines that operate flights from Sydney to London. 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 15 June 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 London?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Sydney to London?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Sydney.
Can Cheapflights find flights from Sydney to London with no change fees?
Need flexible booking options for your flight to London from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Sydney to London become cheaper?
Of course! You can now track prices for flights from Sydney to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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