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

Return flights

14 May - 31 May	China Eastern
04 May - 15 May	China Eastern
02 May - 20 May	Air China
07 May - 20 May	Air China
30 May - 06 Jun	Air China
04 May - 19 May	Air India
14 May - 26 May	Scandinavian Airlines
10 May - 21 May	Air India
01 May - 16 May	Air India
08 May - 16 May	Air India
08 May - 24 May	Air India
09 May - 01 Jun	Vietnam Airlines
20 May - 03 Jun	Etihad Airways
22 May - 02 Jun	Air India
25 May - 01 Jun	Finnair
26 May - 02 Jun	Finnair
08 May - 01 Jun	Ryanair
29 May - 03 Jun	Turkish Airlines
27 May - 03 Jun	Finnair
28 May - 04 Jun	Finnair

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

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 Copenhagen to Seoul in May from 540€

Return flights