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

Return flights

07 Dec - 17 Dec	Wizz Air
07 Dec - 21 Dec	Wizz Air
11 Dec - 24 Dec	Eurowings
11 Dec - 29 Dec	Wizz Air
14 Dec - 29 Dec	LOT
16 Dec - 23 Dec	Wizz Air
16 Dec - 24 Dec	Wizz Air
16 Dec - 27 Dec	Wizz Air
15 Dec - 08 Jan	Wizz Air
21 Dec - 13 Jan	LOT
23 Dec - 30 Dec	SunExpress
14 Dec - 05 Jan	Eurowings
17 Dec - 09 Jan	Wizz Air
19 Dec - 12 Jan	Vueling Airlines
24 Dec - 05 Jan	Wizz Air
20 Dec - 08 Jan	Austrian Airlines
27 Dec - 01 Jan	SunExpress
15 Dec - 11 Jan	Lufthansa

Also check the deals for one-way flights from Stuttgart to Seoul 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 Stuttgart to Seoul in December from $601

Return flights