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

Return flights

23 Jan - 04 Feb	Lufthansa
20 Jan - 31 Jan	Lufthansa
13 Jan - 25 Jan	Lufthansa
04 Jan - 04 Feb	Lufthansa
20 Jan - 10 Feb	Lufthansa
08 Jan - 19 Feb	Lufthansa
12 Jan - 24 Jan	Lufthansa
07 Jan - 22 Feb	Lufthansa
09 Jan - 22 Feb	Lufthansa
23 Jan - 19 Feb	Lufthansa
07 Jan - 19 Jan	Lufthansa
24 Jan - 04 Feb	Lufthansa
21 Jan - 27 Jan	KLM
14 Jan - 27 Jan	Air France
31 Jan - 03 Feb	Etihad Airways
16 Jan - 21 Jan	Lufthansa
08 Jan - 13 Jan	Lufthansa
01 Jan - 08 Jan	Lufthansa
02 Jan - 09 Jan	Lufthansa

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Dublin to Seoul in January from 464€

Return flights