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

Return flights

18 Apr - 21 Apr	Wizz Air
28 Apr - 06 May	Lufthansa
28 Apr - 07 May	Lufthansa
20 Apr - 07 May	Lufthansa
08 Apr - 12 May	Ryanair
25 Apr - 07 May	Air China
26 Apr - 12 May	Lufthansa
11 Apr - 28 Apr	Air China
26 Apr - 06 May	Lufthansa
13 Apr - 23 Apr	Finnair
14 Apr - 23 Apr	Finnair
13 Apr - 22 Apr	Finnair
27 Apr - 08 May	Lufthansa
29 Apr - 06 May	Lufthansa
22 Apr - 06 May	Lufthansa
20 Apr - 30 Apr	Lufthansa
20 Apr - 26 Apr	Air China
10 Apr - 27 Apr	Scandinavian Airlines
09 Apr - 21 Apr	Finnair
06 Apr - 20 Apr	Finnair

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 $665

Return flights