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

Return flights

20 Oct - 25 Oct	Lufthansa
19 Oct - 25 Nov	Lufthansa
31 Oct - 11 Nov	Lufthansa
23 Oct - 11 Nov	Lufthansa
18 Oct - 26 Oct	Air China
02 Oct - 20 Nov	Wizz Air
23 Oct - 08 Nov	Lufthansa
23 Oct - 17 Nov	Lufthansa
20 Oct - 29 Oct	Lufthansa
19 Oct - 03 Nov	Lufthansa
22 Oct - 29 Oct	Finnair
24 Oct - 14 Nov	Lufthansa
02 Oct - 21 Oct	KLM
30 Oct - 05 Nov	Finnair
02 Oct - 14 Oct	KLM
01 Oct - 10 Oct	KLM
02 Oct - 13 Oct	KLM
01 Oct - 14 Oct	KLM
01 Oct - 24 Oct	KLM
25 Oct - 10 Nov	Finnair

Also check the deals for one-way flights from Warsaw to Seoul in October.

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 October from $672

Return flights