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

Return flights

30 Aug - 08 Sep	China Eastern
24 Aug - 07 Sep	China Eastern
23 Aug - 03 Sep	China Eastern
26 Aug - 07 Sep	China Eastern
25 Aug - 07 Sep	China Eastern
23 Aug - 07 Sep	China Eastern
24 Aug - 04 Sep	SWISS
28 Aug - 13 Sep	China Eastern
21 Aug - 11 Sep	China Eastern
25 Aug - 01 Sep	China Eastern
20 Aug - 30 Aug	Air India
06 Aug - 26 Aug	Air India
10 Aug - 26 Aug	Air India
19 Aug - 24 Aug	Air India
20 Aug - 24 Aug	Air India
19 Aug - 26 Aug	Air India
19 Aug - 31 Aug	Air India
20 Aug - 29 Aug	Air India
26 Aug - 31 Aug	Air India
22 Aug - 29 Aug	Air India

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Seoul in August from 496€

Return flights