AirHint found the following cheapest return flights from Seoul (GMP) to Helsinki (HEL) in June 2026 (see full year).
Return flights
| 10 Jun - 24 Jun | Asiana Airlines | ||
| 05 Jun - 13 Jun | Korean Air | ||
| 06 Jun - 15 Jun | Japan Airlines | ||
| 19 Jun - 27 Jun | Japan Airlines |
Also check the deals for one-way flights from Seoul to Helsinki in June.
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