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

Return flights

29 Jan - 25 Feb	Scoot
27 Jan - 24 Feb	Scoot
31 Jan - 27 Feb	Scoot
23 Jan - 23 Feb	Scoot
29 Jan - 19 Feb	Scoot
16 Jan - 28 Feb	Scoot
15 Jan - 24 Feb	Scoot
20 Jan - 09 Feb	AirAsia X
13 Jan - 09 Feb	AirAsia X
23 Jan - 19 Feb	AirAsia X
17 Jan - 26 Jan	Hainan Airlines
15 Jan - 23 Jan	Hainan Airlines
19 Jan - 26 Jan	Scoot
17 Jan - 31 Jan	China Southern
21 Jan - 27 Jan	China Southern
24 Jan - 27 Jan	China Southern
24 Jan - 29 Jan	China Southern
24 Jan - 31 Jan	Scoot
19 Jan - 29 Jan	Scoot
20 Jan - 22 Jan	Scoot

Also check the deals for one-way flights from Sydney to Bangkok 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 Bangkok in January from 273€

Return flights