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

Return flights

28 Sep - 12 Oct	China Eastern
29 Sep - 12 Oct	Batik Air Malaysia
21 Sep - 28 Sep	IndiGo
28 Sep - 10 Oct	AirAsia
19 Sep - 26 Sep	IndiGo
28 Sep - 09 Oct	AirAsia
25 Sep - 10 Oct	AirAsia
28 Sep - 11 Oct	Cathay Pacific
30 Sep - 06 Oct	Batik Air Malaysia
25 Sep - 09 Oct	AirAsia
28 Sep - 08 Oct	AirAsia
28 Sep - 16 Oct	AirAsia
25 Sep - 29 Sep	AirAsia
18 Sep - 24 Sep	AirAsia
18 Sep - 26 Sep	AirAsia
18 Sep - 22 Sep	AirAsia
25 Sep - 28 Sep	AirAsia
18 Sep - 25 Sep	AirAsia
18 Sep - 29 Sep	AirAsia
17 Sep - 21 Sep	Thai Airways

Also check the deals for one-way flights from Dhaka to Seoul 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 Dhaka to Seoul in September from $506

Return flights