AirHint found the following cheapest return flights from Seoul (ICN) to Dublin (DUB) in May 2026 (see full year).
Return flights
| 27 May - 02 Jun | Lufthansa | ||
| 01 May - 07 May | Lufthansa | ||
| 23 May - 08 Jun | Lufthansa | ||
| 21 May - 31 May | Scandinavian Airlines | ||
| 23 May - 15 Jun | Lufthansa | ||
| 29 May - 06 Jun | Lufthansa | ||
| 06 May - 09 May | United |
Also check the deals for one-way flights from Seoul to Dublin in May.
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