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

Return flights

04 May - 19 May	Japan Airlines
04 May - 08 May	Japan Airlines
27 May - 29 May	Japan Airlines
08 May - 15 May	Japan Airlines
22 May - 05 Jun	Japan Airlines
20 May - 27 May	Japan Airlines
01 May - 31 May	Japan Airlines
29 May - 26 Jun	Japan Airlines
29 May - 21 Jun	Japan Airlines
16 May - 24 May	Japan Airlines
02 May - 08 May	Japan Airlines
30 May - 28 Jun	Japan Airlines
02 May - 14 May	Japan Airlines
15 May - 23 May	Japan Airlines
20 May - 06 Jun	Japan Airlines

Also check the deals for one-way flights from Seoul to Copenhagen 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 Seoul to Copenhagen in May from $1836

Return flights