AirHint found the following cheapest return flights from Kolkata (CCU) to Seoul (ICN) in March 2026 (see full year).
Return flights
| 01 Mar - 06 Mar | Singapore Airlines | ||
| 04 Mar - 11 Mar | Singapore Airlines | ||
| 13 Mar - 20 Mar | Singapore Airlines | ||
| 12 Mar - 21 Mar | IndiGo |
Also check the deals for one-way flights from Kolkata to Seoul in March.
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