AirHint found the following cheapest return flights from Seoul (ICN) to Dublin (DUB) in August 2026 (see full year).

Return flights

27 Aug - 04 Sep	Scandinavian Airlines
17 Aug - 21 Aug	Scandinavian Airlines
18 Aug - 07 Sep	Lufthansa
16 Aug - 20 Aug	Etihad Airways
15 Aug - 22 Aug	Finnair
28 Aug - 05 Sep	Etihad Airways
14 Aug - 12 Sep	Etihad Airways
27 Aug - 05 Sep	Etihad Airways
14 Aug - 22 Aug	Lufthansa
02 Aug - 07 Aug	KLM
01 Aug - 09 Aug	Air France
19 Aug - 24 Aug	KLM
17 Aug - 20 Aug	Air France

Also check the deals for one-way flights from Seoul to Dublin 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 Dublin in August from $568

Return flights