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

Return flights

18 Sep - 22 Sep	Wizz Air
11 Sep - 22 Sep	Wizz Air
12 Sep - 20 Sep	Wizz Air
28 Sep - 10 Oct	SWISS
29 Sep - 20 Oct	Wizz Air
22 Sep - 12 Oct	Air China
06 Sep - 20 Sep	Wizz Air UK
09 Sep - 16 Sep	Wizz Air
05 Sep - 15 Sep	Wizz Air
09 Sep - 15 Oct	Wizz Air
10 Sep - 14 Oct	Air China
28 Sep - 11 Oct	SWISS
13 Sep - 22 Sep	Wizz Air
30 Sep - 15 Oct	Lufthansa
30 Sep - 13 Oct	Lufthansa
30 Sep - 10 Oct	Lufthansa
03 Sep - 16 Sep	Wizz Air
07 Sep - 18 Sep	Wizz Air
02 Sep - 16 Sep	Ryanair
09 Sep - 24 Oct	Lufthansa

Also check the deals for one-way flights from Warsaw 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 Warsaw to Seoul in September from 559€

Return flights