Flights from London to Sydney

Trip type

Our cheapest offers for flights from London to Sydney

Here you can compare cheap flights from London (LON) to Sydney (SYD) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Sydney. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London
Sydney
Outbound
05/16/26
1 Stopover (PVG)
MU0552, MU0735
30h 15min
Return
05/29/26
2 Stopovers (NKG, PVG)
MU0792, MU2881, MU0551
41h 35min
China Eastern Airlines
$954
Best option
London
Sydney
Outbound
05/16/26
1 Stopover (DEL)
AI0162, AI0302
23h 40min
Return
05/29/26
1 Stopover (DEL)
AI0301, AI0111
24h 30min
Air India ?
$1,095
London
Sydney
Outbound
05/16/26
1 Stopover (PVG)
MU0552, MU0735
30h 15min
Return
05/29/26
2 Stopovers (NKG, PVG)
MU0792, MU2881, MU0551
41h 35min
China Eastern Airlines
$963
London
Sydney
Outbound
05/16/26
1 Stopover (DEL)
AI2016, AI0302
36h 40min
Return
05/29/26
1 Stopover (DEL)
AI0301, AI2017
32h 00min
Air India
$1,008
London
Sydney
Outbound
05/16/26
1 Stopover (DEL)
AI2018, AI0302
36h 50min
Return
05/29/26
1 Stopover (DEL)
AI0301, AI2015
32h 00min
Air India ?
$1,010
London
Sydney
Outbound
05/16/26
1 Stopover (DEL)
AI2016, AI0302
36h 40min
Return
05/29/26
1 Stopover (DEL)
AI0301, AI2017
32h 00min
Air India ?
$1,059
London
Sydney
Outbound
05/16/26
1 Stopover (DEL)
AI2016, AI0302
36h 40min
Return
05/29/26
1 Stopover (DEL)
AI0301, AI0111
24h 30min
Air India ?
$1,167
London
Sydney
Outbound
05/16/26
1 Stopover (DXB)
EK0030, EK0414
44h 15min
Return
05/29/26
1 Stopover (DXB)
EK0415, EK0007
34h 05min
Emirates Airline
$1,476
London
Sydney
Outbound
05/16/26
1 Stopover (SIN)
BA0015, BA0015
23h 05min
Return
05/29/26
1 Stopover (SIN)
BA0016, BA0016
24h 00min
British Airways ?
$1,495
London
Sydney
Outbound
05/16/26
2 Stopovers (HEL, SIN)
AY1338, AY0131, AY5003
26h 00min
Return
05/29/26
2 Stopovers (SIN, HEL)
AY5012, AY0132, AY1337
39h 45min
Finnair
$1,782
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London to Sydney

Favorite airline: Air India
The majority of passengers on the route London – Sydney prefer to fly with Air India.
Air India
33 %
China Southern
19 %
Finnair
12 %
Favourite connection: via Delhi
The most popular route is via Delhi and is booked by 44 % of all travelers.
Route
bookings
1 stopover Delhi-Indira Gandhi
32h 55min, from $ 1.025
44 %
1 stopover Guangzhou Baiyun International Airport
25h 15min, from $ 835
22 %
1 stopover Beijing Capital International Airport
31h 10min, from $ 659
13 %

Important flight information

Flight information: London - Sydney

Roundtrip from $ 953,25
Flight duration min. 20:30 / max. 21:00
Return flight duration min. 22:00/ max. 22:25
Distance 17020 km
Flights per week 16
Departure airport Airport London, all Airports (LON)
Departure country Flights from United Kingdom
Arrival airport Airport Sydney-Kingsford Smith International Airport, NSW (SYD)
Destination country Flights to Australia
Alternative routes to Australia
Alternative flights to Sydney
Flight destinations with a similar price
Flight destinations with a similar price