AirHint found the following cheapest return flights from Helsinki (HEL) to Seoul (ICN) in November 2025 (see full year).

Return flights

04 Nov - 19 Nov	Scandinavian Airlines
18 Nov - 24 Nov	Scandinavian Airlines
09 Nov - 24 Nov	Scandinavian Airlines
29 Nov - 06 Dec	Air France
02 Nov - 22 Nov	Air France
05 Nov - 14 Nov	KLM
07 Nov - 21 Nov	KLM
30 Nov - 06 Dec	Turkish Airlines
08 Nov - 15 Nov	Turkish Airlines
08 Nov - 28 Nov	Turkish Airlines
29 Nov - 06 Dec	Finnair	direct
30 Nov - 06 Dec	Finnair	direct
09 Nov - 24 Nov	Finnair	direct
08 Nov - 28 Nov	Finnair	direct
29 Nov - 03 Dec	Turkish Airlines
29 Nov - 03 Dec	Finnair	direct

Also check the deals for one-way flights from Helsinki to Seoul in November.

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 Helsinki to Seoul in November from $691

Return flights