AirHint found the following cheapest return flights from Melbourne (MEL) to Dhaka (DAC) in September 2025 (see full year).

Return flights

29 Sep - 26 Oct	Cathay Pacific
27 Sep - 25 Oct	China Southern
25 Sep - 26 Oct	Cathay Pacific
23 Sep - 25 Oct	SriLankan Airlines
29 Sep - 15 Oct	Malaysia Airlines
16 Sep - 25 Oct	SriLankan Airlines
15 Sep - 20 Oct	SriLankan Airlines
25 Sep - 27 Oct	AirAsia X
25 Sep - 15 Oct	AirAsia X
27 Sep - 15 Oct	AirAsia X
13 Sep - 21 Sep	AirAsia X
13 Sep - 22 Sep	AirAsia X
13 Sep - 15 Sep	AirAsia X
13 Sep - 17 Sep	AirAsia X
17 Sep - 21 Sep	AirAsia X
12 Sep - 15 Sep	AirAsia X
12 Sep - 22 Sep	AirAsia X
14 Sep - 21 Sep	AirAsia X
13 Sep - 20 Sep	Malaysia Airlines
17 Sep - 22 Sep	AirAsia X

Also check the deals for one-way flights from Melbourne to Dhaka 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 Dhaka in September from 721€

Return flights