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

Return flights

29 Apr - 12 May	Etihad Airways
16 Apr - 27 Apr	Etihad Airways
16 Apr - 11 May	Etihad Airways
22 Apr - 06 May	Brussels Airlines
09 Apr - 23 Apr	Etihad Airways
13 Apr - 27 Apr	Etihad Airways
06 Apr - 16 Apr	Finnair
07 Apr - 16 Apr	Finnair
20 Apr - 04 May	Finnair
27 Apr - 08 May	Ryanair
15 Apr - 29 Apr	Finnair
06 Apr - 20 Apr	Finnair
08 Apr - 15 Apr	Finnair
30 Apr - 09 May	Finnair
16 Apr - 28 Apr	Etihad Airways
01 Apr - 17 Apr	Finnair
24 Apr - 09 May	Finnair
25 Apr - 10 May	Finnair
30 Apr - 03 May	Finnair
24 Apr - 22 May	Finnair

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

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 April from 571€

Return flights