AirHint found the following cheapest return flights from Warsaw (WAW) to Seoul (ICN) in May 2026 (see full year).

Return flights

26 May - 05 Jun	Finnair
12 May - 26 Jun	Lufthansa
12 May - 19 May	Finnair
05 May - 12 May	Finnair
20 May - 27 May	Lufthansa
04 May - 10 May	Finnair
14 May - 30 May	Finnair
13 May - 17 May	Finnair
09 May - 12 May	Wizz Air
12 May - 28 May	Finnair
12 May - 26 May	Lufthansa
04 May - 19 May	Finnair
13 May - 27 Jun	Lufthansa
04 May - 01 Jun	Finnair
23 May - 05 Jun	Finnair
27 May - 06 Jun	Finnair
30 May - 10 Jun	Finnair
04 May - 04 Jun	Turkish Airlines
30 May - 13 Jun	Finnair
16 May - 06 Jun	Finnair

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

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 May from $746

Return flights