AirHint found the following cheapest return flights from Kolkata (CCU) to Seoul (ICN) in November 2025 (see full year).
Return flights
| 27 Nov - 09 Dec | Air India | ||
| 26 Nov - 03 Dec | SpiceJet | ||
| 27 Nov - 04 Dec | Air India | ||
| 27 Nov - 08 Dec | IndiGo |
Also check the deals for one-way flights from Kolkata to Seoul in November.
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