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

Return flights

15 May - 28 May	Ryanair
20 May - 02 Jun	Ryanair
13 May - 25 May	Ryanair
15 May - 25 May	Ryanair
02 May - 18 May	Ryanair
06 May - 14 May	Ryanair
15 May - 29 May	Ryanair
05 May - 20 May	Ryanair
02 May - 14 May	Ryanair
12 May - 23 May	Ryanair
23 May - 05 Jun	Ryanair
16 May - 28 May	Ryanair
29 May - 14 Jun	Ryanair
30 May - 15 Jun	Ryanair
23 May - 08 Jun	Ryanair
23 May - 09 Jun	Ryanair
23 May - 15 Jun	Ryanair
24 May - 06 Jun	Ryanair
26 May - 06 Jun	Ryanair
16 May - 16 Jun	Ryanair

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 642€

Return flights