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

Return flights

18 May - 26 May	Scoot
18 May - 28 May	Scoot
18 May - 03 Jun	Scoot
04 May - 18 May	Scoot
04 May - 16 May	Scoot
04 May - 11 May	Scoot
13 May - 20 May	Scoot
06 May - 10 May	Scoot
04 May - 22 May	Scoot
18 May - 30 May	Scoot
11 May - 10 Jun	Scoot
18 May - 17 Jun	Scoot
05 May - 12 May	AirAsia X
12 May - 01 Jun	Scoot
19 May - 09 Jun	AirAsia X
23 May - 07 Jun	Scoot
27 May - 10 Jun	VietJet Air
21 May - 25 Jun	Scoot
30 May - 13 Jun	Scoot
26 May - 23 Jun	Scoot

Also check the deals for one-way flights from Sydney to Bangkok 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.

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Cheapest return flights from Sydney to Bangkok in May from 272€

Return flights