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

Return flights

19 Jan - 30 Jan	Ryanair
20 Jan - 28 Jan	Ryanair
17 Jan - 28 Jan	Ryanair
20 Jan - 27 Jan	Etihad Airways
20 Jan - 03 Feb	Etihad Airways
22 Jan - 02 Feb	Etihad Airways
26 Jan - 04 Feb	Etihad Airways
15 Jan - 24 Jan	Ryanair
26 Jan - 10 Feb	Etihad Airways
20 Jan - 02 Feb	Etihad Airways
18 Jan - 20 Jan	Ryanair
15 Jan - 28 Jan	Wizz Air
21 Jan - 28 Jan	Ryanair
18 Jan - 25 Jan	Ryanair
16 Jan - 24 Jan	KLM
23 Jan - 03 Feb	KLM
26 Jan - 05 Feb	Etihad Airways
19 Jan - 05 Feb	Etihad Airways
26 Jan - 08 Feb	KLM
28 Jan - 06 Feb	Etihad Airways

Also check the deals for one-way flights from Brussels 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 Brussels to Seoul in January from 516€

Return flights