AirHint found the following cheapest return flights from Melbourne (MEL) to Bangkok (BKK) in September 2026 (see full year).

Return flights

03 Sep - 10 Sep	Jetstar	direct
06 Sep - 13 Sep	VietJet Air
06 Sep - 13 Sep	Jetstar	direct
06 Sep - 26 Sep	VietJet Air
10 Sep - 17 Sep	Jetstar	direct
23 Sep - 30 Sep	Scoot
11 Sep - 02 Oct	Scoot
12 Sep - 30 Sep	Scoot
12 Sep - 28 Sep	Scoot
19 Sep - 01 Oct	Scoot
06 Sep - 06 Oct	Scoot
18 Sep - 30 Sep	Scoot
18 Sep - 26 Sep	Scoot
09 Sep - 03 Oct	Scoot
30 Sep - 04 Oct	Scoot
21 Sep - 09 Oct	Scoot
28 Sep - 03 Oct	Scoot
25 Sep - 03 Oct	Scoot
06 Sep - 06 Oct	Thai Airways	direct
30 Sep - 04 Oct	Jetstar	direct

Also check the deals for one-way flights from Melbourne to Bangkok in September.

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 Melbourne to Bangkok in September from 322€

Return flights