AirHint found the following cheapest return flights from Penang (PEN) to Seoul (ICN) in August 2025 (see full year).

Return flights

10 Aug - 17 Aug	Scoot Tigerair
07 Aug - 27 Aug	AirAsia
07 Aug - 25 Aug	AirAsia
15 Aug - 27 Aug	AirAsia
15 Aug - 25 Aug	AirAsia
21 Aug - 27 Aug	AirAsia
21 Aug - 25 Aug	AirAsia
06 Aug - 25 Aug	AirAsia
12 Aug - 27 Aug	AirAsia
12 Aug - 25 Aug	AirAsia
27 Aug - 02 Sep	AirAsia
27 Aug - 01 Sep	AirAsia
27 Aug - 10 Sep	AirAsia
27 Aug - 11 Sep	AirAsia
21 Aug - 10 Sep	AirAsia
21 Aug - 11 Sep	AirAsia
26 Aug - 02 Sep	AirAsia
26 Aug - 01 Sep	AirAsia
26 Aug - 10 Sep	AirAsia
26 Aug - 11 Sep	AirAsia

Also check the deals for one-way flights from Penang to Seoul in August.

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 Penang to Seoul in August from $208

Return flights