Cheapest return flights from Kolkata to Seoul in April from $427

AirHint found the following cheapest return flights from Kolkata (CCU) to Seoul (ICN) in April 2026 (see full year).

Return flights

04 Apr - 15 Apr IndiGo
08 Apr - 11 Apr IndiGo
07 Apr - 13 Apr IndiGo
08 Apr - 12 Apr IndiGo
01 Apr - 08 Apr IndiGo
09 Apr - 13 Apr IndiGo
06 Apr - 10 Apr IndiGo
12 Apr - 28 Apr IndiGo
01 Apr - 05 Apr IndiGo
13 Apr - 23 Apr Singapore Airlines
17 Apr - 01 May Air India

Also check the deals for one-way flights from Kolkata to Seoul in April.

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