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

Return flights

22 Jan - 22 Feb	Scoot
22 Jan - 05 Feb	Scoot
29 Jan - 05 Feb	Scoot
23 Jan - 22 Feb	Scoot
24 Jan - 31 Jan	AirAsia X
22 Jan - 24 Feb	Scoot
25 Jan - 24 Feb	Scoot
21 Jan - 22 Feb	Scoot
22 Jan - 21 Feb	Scoot
22 Jan - 23 Feb	Scoot
21 Jan - 24 Feb	Scoot
21 Jan - 29 Jan	Scoot
18 Jan - 31 Jan	Scoot
23 Jan - 30 Jan	Scoot
18 Jan - 25 Jan	AirAsia X
18 Jan - 30 Jan	Scoot
11 Jan - 18 Jan	AirAsia X
06 Jan - 31 Jan	AirAsia X
23 Jan - 25 Jan	Scoot
11 Jan - 29 Jan	AirAsia X

Also check the deals for one-way flights from Sydney to London 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 Sydney to London in January from $802

Return flights