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

Return flights

14 Jan - 24 Jan	Ryanair
20 Jan - 24 Jan	Ryanair
19 Jan - 22 Jan	Ryanair
20 Jan - 28 Jan	Ryanair
19 Jan - 27 Jan	Ryanair
20 Jan - 29 Jan	Ryanair
19 Jan - 29 Jan	Ryanair
21 Jan - 25 Jan	Ryanair
19 Jan - 24 Jan	Ryanair
25 Jan - 29 Jan	Ryanair
27 Jan - 22 Feb	Ryanair
20 Jan - 01 Feb	Ryanair
29 Jan - 05 Feb	Ryanair
19 Jan - 04 Feb	Ryanair
24 Jan - 01 Feb	Ryanair
28 Jan - 04 Feb	Ryanair
20 Jan - 10 Feb	Ryanair
25 Jan - 09 Feb	Ryanair
28 Jan - 11 Feb	Etihad Airways
22 Jan - 01 Feb	Ryanair

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

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 Dublin to Seoul in January from 464€

Return flights