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

Return flights

30 Apr - 18 May	Turkish Airlines
30 Apr - 24 May	Turkish Airlines
27 Apr - 12 May	Lufthansa
28 Apr - 06 May	Lufthansa
21 Apr - 23 May	Finnair
27 Apr - 25 May	Finnair
21 Apr - 10 May	Finnair
20 Apr - 04 May	Finnair
20 Apr - 11 May	Finnair
14 Apr - 21 Apr	Finnair
29 Apr - 06 May	Lufthansa
14 Apr - 28 Apr	Lufthansa
01 Apr - 21 Apr	Finnair
08 Apr - 22 Apr	Finnair
06 Apr - 19 Apr	Finnair
08 Apr - 15 Apr	Finnair
12 Apr - 27 Apr	Finnair
16 Apr - 29 Apr	Finnair
09 Apr - 19 Apr	Finnair
08 Apr - 19 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Warsaw to Seoul in April from $748

Return flights