AirHint found the following cheapest return flights from Kochi (COK) to Seoul (ICN) in December 2025 (see full year).
Return flights
| 08 Dec - 07 Jan | VietJet Air | ||
| 06 Dec - 14 Dec | Air India | ||
| 24 Dec - 30 Dec | Air India | ||
| 19 Dec - 27 Dec | Air India | ||
| 26 Dec - 03 Jan | Air India |
Also check the deals for one-way flights from Kochi to Seoul in December.
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