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

Return flights

12 May - 24 May	Finnair
05 May - 11 May	Finnair
19 May - 31 May	Finnair
05 May - 26 May	Finnair
05 May - 21 May	Wizz Air UK
04 May - 17 May	Finnair
12 May - 22 May	Finnair
13 May - 23 May	Finnair
14 May - 23 May	Finnair
04 May - 13 May	Finnair
29 May - 06 Jun	Scandinavian Airlines
31 May - 12 Jun	Finnair
16 May - 16 Jun	Finnair
30 May - 13 Jun	Finnair
30 May - 07 Jun	Finnair
16 May - 16 Jun	LOT	direct
30 May - 07 Jun	LOT	direct

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 639€

Return flights