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

Return flights

21 Dec - 31 Dec	Air China
05 Dec - 12 Dec	Air China
05 Dec - 10 Dec	Air China
07 Dec - 17 Dec	Air China
19 Dec - 31 Dec	Air China
12 Dec - 16 Dec	Lufthansa
13 Dec - 17 Dec	Lufthansa
02 Dec - 09 Dec	Lufthansa
06 Dec - 09 Dec	Lufthansa
22 Dec - 01 Jan	Lufthansa
30 Dec - 05 Jan	Lufthansa
17 Dec - 28 Dec	Lufthansa
30 Dec - 04 Jan	Lufthansa
31 Dec - 07 Jan	Lufthansa
31 Dec - 04 Jan	Lufthansa
31 Dec - 06 Jan	Lufthansa
25 Dec - 06 Jan	Lufthansa
26 Dec - 07 Jan	Lufthansa
26 Dec - 04 Jan	Lufthansa
24 Dec - 01 Jan	Air India

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

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 December from 516€

Return flights