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

Return flights

22 Apr - 07 May	Ryanair
05 Apr - 14 Apr	Wizz Air
25 Apr - 05 May	Ryanair
24 Apr - 04 May	Ryanair
18 Apr - 28 Apr	Ryanair
26 Apr - 07 May	Ryanair
15 Apr - 27 Apr	Ryanair
25 Apr - 10 May	Ryanair
27 Apr - 07 May	Ryanair
25 Apr - 09 May	Ryanair
24 Apr - 09 May	Ryanair
12 Apr - 25 Apr	Wizz Air
05 Apr - 21 Apr	Wizz Air
07 Apr - 27 Apr	Ryanair
12 Apr - 27 Apr	Wizz Air
05 Apr - 25 Apr	Wizz Air
23 Apr - 11 May	Ryanair
27 Apr - 09 May	Ryanair
05 Apr - 19 Apr	Wizz Air
15 Apr - 26 Apr	Ryanair

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

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 April from 620€

Return flights