AirHint found the following cheapest return flights from Amsterdam (AMS) to Seoul (ICN) in September 2026 (see full year).

Return flights

10 Sep - 01 Oct	Lufthansa
04 Sep - 18 Sep	China Southern
01 Sep - 15 Sep	China Southern
03 Sep - 17 Sep	China Southern
03 Sep - 13 Sep	China Southern
15 Sep - 29 Sep	Lufthansa
01 Sep - 08 Sep	China Southern
02 Sep - 18 Sep	China Southern
01 Sep - 14 Sep	China Southern
07 Sep - 29 Sep	Lufthansa
10 Sep - 30 Sep	Lufthansa
16 Sep - 13 Oct	Lufthansa
17 Sep - 01 Oct	Lufthansa
25 Sep - 17 Oct	China Southern
14 Sep - 01 Oct	Lufthansa
25 Sep - 02 Oct	China Southern
22 Sep - 09 Oct	China Southern
24 Sep - 08 Oct	Lufthansa
24 Sep - 09 Oct	China Southern
18 Sep - 09 Oct	SWISS

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Seoul in September from 480€

Return flights