AirHint found the following cheapest return flights from London (LGW) to Sydney (SYD) in January 2026 (see full year).

Return flights

07 Jan - 04 Feb	Air China
18 Jan - 09 Feb	Air China
18 Jan - 11 Feb	Air China
02 Jan - 20 Jan	Air China
20 Jan - 09 Feb	China Eastern
20 Jan - 11 Feb	China Eastern
17 Jan - 10 Feb	China Eastern
17 Jan - 11 Feb	China Eastern
02 Jan - 16 Jan	Air China
21 Jan - 11 Feb	Air China
18 Jan - 12 Feb	Air China
18 Jan - 07 Feb	Air China
01 Jan - 25 Jan	Wizz Air UK
15 Jan - 22 Jan	Turkish Airlines
13 Jan - 28 Jan	Turkish Airlines
09 Jan - 30 Jan	Turkish Airlines
13 Jan - 29 Jan	Turkish Airlines
06 Jan - 20 Jan	Turkish Airlines
07 Jan - 20 Jan	Turkish Airlines
07 Jan - 22 Jan	Turkish Airlines

Also check the deals for one-way flights from London to Sydney in January.

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.

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Cheapest return flights from London to Sydney in January from $781

Return flights