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

Return flights

10 Mar - 24 Mar	Lufthansa
09 Mar - 23 Mar	Lufthansa
08 Mar - 19 Mar	Lufthansa
08 Mar - 20 Mar	Lufthansa
03 Mar - 17 Mar	Lufthansa
08 Mar - 22 Mar	Lufthansa
10 Mar - 22 Mar	Lufthansa
10 Mar - 20 Mar	Lufthansa
05 Mar - 19 Mar	Lufthansa
12 Mar - 21 Mar	Lufthansa
12 Mar - 02 Apr	Lufthansa
22 Mar - 04 Apr	Lufthansa
15 Mar - 13 Apr	Scandinavian Airlines
31 Mar - 30 Apr	Etihad Airways
21 Mar - 06 Apr	Lufthansa
29 Mar - 12 Apr	SWISS
25 Mar - 08 Apr	Lufthansa
26 Mar - 15 Apr	Finnair
28 Mar - 10 Apr	SWISS
21 Mar - 11 Apr	Air France

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

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 March from 475€

Return flights