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

Return flights

29 Aug - 06 Sep	VietJet Air
25 Aug - 01 Sep	Scoot Tigerair
27 Aug - 31 Aug	Scoot Tigerair
25 Aug - 31 Aug	VietJet Air
30 Aug - 06 Sep	Thai AirAsia X
23 Aug - 30 Aug	Thai AirAsia X
20 Aug - 27 Aug	Scoot Tigerair
29 Aug - 05 Sep	VietJet Air
18 Aug - 25 Aug	Scoot Tigerair
25 Aug - 30 Aug	VietJet Air
18 Aug - 24 Aug	Scoot Tigerair
06 Aug - 12 Aug	Scoot Tigerair
13 Aug - 20 Aug	Scoot Tigerair
11 Aug - 20 Aug	Scoot Tigerair
31 Aug - 07 Sep	VietJet Air
27 Aug - 03 Sep	Scoot Tigerair

Also check the deals for one-way flights from Seoul to Plaisance 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 Seoul to Plaisance in August from $745

Return flights