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

Return flights

04 Oct - 13 Oct	Etihad Airways
04 Oct - 18 Oct	Etihad Airways
04 Oct - 14 Oct	Etihad Airways
04 Oct - 16 Oct	Etihad Airways
21 Oct - 28 Oct	Etihad Airways
03 Oct - 09 Oct	Etihad Airways
02 Oct - 15 Nov	Lufthansa
02 Oct - 15 Oct	Lufthansa
02 Oct - 19 Oct	Lufthansa
02 Oct - 13 Oct	Lufthansa
29 Oct - 05 Nov	Etihad Airways
30 Oct - 06 Nov	Etihad Airways
01 Oct - 22 Oct	LOT
22 Oct - 05 Nov	LOT
27 Oct - 08 Nov	LOT
21 Oct - 11 Nov	SWISS
30 Oct - 20 Nov	Etihad Airways
27 Oct - 06 Nov	Etihad Airways
04 Oct - 15 Nov	Etihad Airways
03 Oct - 15 Nov	Austrian Airlines

Also check the deals for one-way flights from Amsterdam to Seoul 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 Amsterdam to Seoul in October from 578€

Return flights