AirHint found the following cheapest return flights from Seoul (ICN) to Warsaw (WMI) in December 2025 (see full year).

Return flights

06 Dec - 07 Dec	T'way Air
01 Dec - 11 Dec	China Eastern
28 Dec - 07 Jan	China Eastern
16 Dec - 30 Dec	China Eastern
15 Dec - 30 Dec	China Eastern
03 Dec - 10 Dec	T'way Air
01 Dec - 14 Dec	Etihad Airways
29 Dec - 08 Jan	T'way Air
02 Dec - 09 Dec	China Eastern
16 Dec - 29 Dec	China Eastern
17 Dec - 29 Dec	China Eastern
06 Dec - 22 Dec	T'way Air
22 Dec - 05 Jan	T'way Air
27 Dec - 05 Jan	Finnair

Also check the deals for one-way flights from Seoul to Warsaw 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 Warsaw in December from $621

Return flights