AirHint found the following cheapest return flights from Krakow (KRK) to Seoul (ICN) in September 2025 (see full year).

Return flights

17 Sep - 14 Oct	Lufthansa
02 Sep - 11 Sep	SWISS
24 Sep - 08 Oct	Lufthansa
03 Sep - 17 Sep	Lufthansa
02 Sep - 16 Sep	SWISS
01 Sep - 15 Sep	Ryanair
11 Sep - 21 Sep	Wizz Air
24 Sep - 11 Oct	Lufthansa
10 Sep - 24 Sep	Wizz Air
09 Sep - 24 Sep	Wizz Air
05 Sep - 15 Sep	SWISS
05 Sep - 14 Sep	SWISS
26 Sep - 14 Oct	Ryanair
16 Sep - 23 Sep	Wizz Air
23 Sep - 07 Oct	KLM
27 Sep - 12 Oct	KLM
21 Sep - 03 Oct	Lufthansa

Also check the deals for one-way flights from Krakow to Seoul in September.

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 Krakow to Seoul in September from 586€

Return flights