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

Return flights

15 Apr - 23 Apr	Air China
23 Apr - 02 May	Air China
01 Apr - 08 Apr	Air China
01 Apr - 11 Apr	Air China
22 Apr - 23 Apr	Air China
01 Apr - 15 Apr	Air China
17 Apr - 25 Apr	Air China
18 Apr - 26 Apr	Air China
23 Apr - 25 Apr	Air China
23 Apr - 23 Apr	Air China
16 Apr - 23 Apr	Air China
27 Apr - 03 May	Air China
29 Apr - 07 May	Vietnam Airlines
24 Apr - 03 May	Air China
29 Apr - 03 May	Air China
29 Apr - 08 May	Air China
20 Apr - 20 May	Air China
30 Apr - 05 May	Air China
30 Apr - 06 May	Air India
30 Apr - 08 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 510€

Return flights