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

Return flights

16 Mar - 22 Mar	Lufthansa
02 Mar - 08 Mar	Lufthansa
02 Mar - 10 Mar	Lufthansa
13 Mar - 20 Mar	Lufthansa
30 Mar - 30 Apr	KLM
11 Mar - 16 Mar	Air China
01 Mar - 07 Mar	Air China
13 Mar - 19 Mar	Lufthansa
16 Mar - 21 Mar	Air China
21 Mar - 26 Mar	Air China
15 Mar - 21 Mar	Air China
27 Mar - 06 Apr	Air China

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

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 March from $637

Return flights