AirHint found the following cheapest return flights from Helsinki (HEL) to Seoul (ICN) in August 2026 (see full year).
Return flights
| 24 Aug - 08 Sep | Lufthansa | ||
| 24 Aug - 08 Sep | Finnair | direct | |
| 01 Aug - 22 Aug | airBaltic | ||
| 01 Aug - 30 Aug | Finnair | ||
| 01 Aug - 22 Aug | Finnair | direct | |
| 01 Aug - 30 Aug | Finnair | direct |
Also check the deals for one-way flights from Helsinki to Seoul in August.
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