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

Return flights

09 Dec - 17 Dec	Wizz Air
03 Dec - 16 Dec	Eurowings
07 Dec - 19 Dec	Eurowings
06 Dec - 14 Dec	Wizz Air
07 Dec - 20 Dec	Eurowings
09 Dec - 31 Dec	Wizz Air
11 Dec - 24 Dec	Eurowings
08 Dec - 15 Dec	Eurowings
14 Dec - 29 Dec	Eurowings
13 Dec - 29 Dec	Wizz Air
15 Dec - 08 Jan	Wizz Air
15 Dec - 09 Jan	Wizz Air
16 Dec - 10 Jan	Pegasus Airlines
28 Dec - 09 Jan	Scandinavian Airlines
27 Dec - 12 Jan	SunExpress
21 Dec - 07 Jan	Eurowings
26 Dec - 10 Jan	Eurowings
19 Dec - 07 Jan	Wizz Air
15 Dec - 11 Jan	Lufthansa
27 Dec - 04 Jan	SunExpress

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 530€

Return flights