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

Return flights

23 Apr - 29 Apr	Etihad Airways
04 Apr - 12 Apr	Air France
21 Apr - 28 Apr	Emirates
28 Apr - 08 May	Emirates
28 Apr - 05 May	Emirates
18 Apr - 25 Apr	Finnair
01 Apr - 11 Apr	Emirates
29 Apr - 09 May	Emirates
25 Apr - 04 May	Emirates
28 Apr - 05 May	LOT	direct
23 Apr - 25 Apr	Air China
23 Apr - 29 Apr	LOT	direct
18 Apr - 25 Apr	LOT	direct
04 Apr - 12 Apr	LOT	direct
29 Apr - 09 May	LOT	direct
23 Apr - 25 Apr	LOT	direct

Also check the deals for one-way flights from Seoul to Warsaw 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 Seoul to Warsaw in April from $664

Return flights