Cheapest return flights from Brussels to Seoul in September from $672

Best time to book flights for Brussels (BRU) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from Brussels (BRU) to Seoul (ICN) in September 2025 (see full year).

Return flights

25 Sep - 15 Oct Qatar Airways
16 Sep - 08 Oct Etihad Airways
07 Sep - 15 Sep Finnair
01 Sep - 15 Sep Finnair
26 Sep - 10 Oct Qatar Airways
02 Sep - 13 Sep Finnair
01 Sep - 07 Sep Finnair
08 Sep - 20 Sep Finnair
04 Sep - 16 Sep Finnair
25 Sep - 11 Oct Qatar Airways
06 Sep - 20 Sep Finnair
29 Sep - 13 Oct Finnair
03 Sep - 11 Sep Finnair
08 Sep - 22 Sep Finnair
16 Sep - 23 Sep Finnair
25 Sep - 16 Oct KLM
20 Sep - 19 Oct Etihad Airways
12 Sep - 17 Oct Etihad Airways
30 Sep - 15 Oct Lufthansa
08 Sep - 10 Oct Thai Airways

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

Skyscanner

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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