Cheapest return DUB–ICN flights, April

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

Return flights

28 Apr - 07 May Ryanair
30 Apr - 13 May Ryanair
30 Apr - 14 May Ryanair
21 Apr - 07 May Ryanair
28 Apr - 28 May Etihad Airways
22 Apr - 07 May Etihad Airways
26 Apr - 07 May Aer Lingus
28 Apr - 15 May Ryanair
28 Apr - 14 May Etihad Airways
21 Apr - 30 Apr Etihad Airways
20 Apr - 28 Apr Etihad Airways
27 Apr - 05 May Etihad Airways
20 Apr - 26 Apr Etihad Airways
21 Apr - 28 Apr Etihad Airways
26 Apr - 29 Apr Etihad Airways

Also check the deals for one-way flights from Dublin to Seoul in April.

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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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