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

Return flights

15 Oct - 31 Oct	VietJet Air
20 Oct - 26 Oct	VietJet Air
15 Oct - 20 Oct	VietJet Air
09 Oct - 15 Oct	VietJet Air
11 Oct - 15 Oct	VietJet Air
10 Oct - 18 Oct	VietJet Air
17 Oct - 24 Oct	Vietnam Airlines
15 Oct - 22 Oct	VietJet Air
17 Oct - 25 Oct	Vietnam Airlines
13 Oct - 17 Oct	VietJet Air
29 Oct - 02 Nov	Vietnam Airlines
24 Oct - 02 Nov	Philippines AirAsia Inc.
31 Oct - 08 Nov	VietJet Air
30 Oct - 03 Nov	Vietnam Airlines
26 Oct - 03 Nov	Emirates
26 Oct - 01 Nov	Emirates

Also check the deals for one-way flights from Seoul to Plaisance in October.

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 October from $822

Return flights