AirHint found the following cheapest return flights from London (LON) to Sydney (SYD)
in May 2025 (see full year ).
Return flights
09 May
- 01 Jun
Air China
$ 907
15 May
- 27 May
China Southern
$ 914
17 May
- 23 May
China Southern
$ 915
08 May
- 15 May
China Southern
$ 915
15 May
- 29 May
China Southern
$ 915
08 May
- 21 May
China Southern
$ 915
13 May
- 24 May
China Southern
$ 915
15 May
- 31 May
China Southern
$ 915
13 May
- 25 May
China Southern
$ 915
20 May
- 28 May
China Southern
$ 915
10 May
- 17 May
China Southern
$ 915
15 May
- 17 Jun
China Southern
$ 915
24 May
- 03 Jun
China Southern
$ 915
27 May
- 17 Jun
China Southern
$ 915
19 May
- 02 Jun
China Southern
$ 952
23 May
- 09 Jun
China Southern
$ 952
21 May
- 10 Jun
China Southern
$ 952
28 May
- 13 Jun
China Southern
$ 952
26 May
- 09 Jun
China Southern
$ 952
09 May
- 06 Jun
China Southern
$ 953
Also check the deals for one-way flights from London to Sydney in May .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.