AirHint found the following cheapest return flights from Tallinn (TLL) to Seoul (ICN) in October 2026 (see full year).
Return flights
| 05 Oct - 14 Oct | Scandinavian Airlines | ||
| 24 Oct - 04 Nov | Finnair | ||
| 10 Oct - 23 Oct | Finnair | ||
| 10 Oct - 24 Oct | Finnair |
Also check the deals for one-way flights from Tallinn to Seoul in October.
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