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

Return flights

03 Mar - 13 Mar	Scoot
02 Mar - 17 Mar	Scoot
09 Mar - 23 Mar	Scoot
03 Mar - 09 Mar	Scoot
05 Mar - 21 Mar	Scoot
11 Mar - 27 Mar	Scoot
11 Mar - 19 Mar	Scoot
04 Mar - 18 Mar	Scoot
10 Mar - 23 Mar	Scoot
17 Mar - 28 Mar	Scoot
09 Mar - 08 Apr	Scoot
25 Mar - 01 Apr	Scoot
01 Mar - 01 Apr	Scoot
18 Mar - 02 Apr	Scoot
22 Mar - 02 Apr	Scoot
22 Mar - 30 Apr	Scoot
20 Mar - 02 Apr	Scoot
17 Mar - 21 Apr	Scoot
21 Mar - 07 Apr	Scoot
19 Mar - 02 Apr	VietJet Air

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

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 March from $300

Return flights