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

Return flights

24 Jan - 24 Feb	Scoot
30 Jan - 27 Feb	Scoot
30 Jan - 23 Feb	Scoot
28 Jan - 25 Feb	Scoot
31 Jan - 25 Feb	Scoot
19 Jan - 25 Feb	Scoot
18 Jan - 27 Feb	Scoot
14 Jan - 24 Feb	Scoot
24 Jan - 28 Feb	Scoot
14 Jan - 18 Feb	Scoot
16 Jan - 31 Jan	Scoot
15 Jan - 31 Jan	AirAsia X
24 Jan - 31 Jan	Scoot
19 Jan - 31 Jan	Scoot
18 Jan - 20 Jan	Scoot
28 Jan - 31 Jan	Scoot
09 Jan - 31 Jan	Xiamen Airlines
05 Jan - 29 Jan	Jetstar
14 Jan - 31 Jan	Scoot
17 Jan - 31 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 $313

Return flights