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

Return flights

03 Apr - 12 Apr	Air China
29 Apr - 06 May	Air China
06 Apr - 13 Apr	Air China
07 Apr - 14 Apr	Air China
04 Apr - 09 Apr	Air China
09 Apr - 13 Apr	Air China
23 Apr - 25 Apr	Air China
03 Apr - 10 Apr	Air China
10 Apr - 17 Apr	Air China
22 Apr - 30 Apr	Scandinavian Airlines	direct
02 Apr - 07 Apr	Air China
23 Apr - 01 May	Air India
24 Apr - 01 May	Air China
30 Apr - 05 May	Air China

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

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Seoul to Copenhagen in April from 656€

Return flights