AirHint found the following cheapest return flights from Seoul (ICN) to Warsaw (WAW) in September 2025 (see full year).

Return flights

05 Sep - 12 Sep	Air China
02 Sep - 12 Sep	Air China
04 Sep - 12 Sep	Air China
05 Sep - 08 Sep	Air China
09 Sep - 12 Sep	Air China
12 Sep - 25 Sep	Etihad Airways
12 Sep - 21 Sep	Etihad Airways
02 Sep - 06 Sep	Air China
11 Sep - 17 Sep	Air China
02 Sep - 17 Sep	Air China
26 Sep - 02 Oct	Etihad Airways
25 Sep - 02 Oct	Etihad Airways
10 Sep - 16 Oct	Qatar Airways
24 Sep - 01 Oct	Lufthansa
24 Sep - 05 Oct	LOT	direct
29 Sep - 01 Oct	Etihad Airways
25 Sep - 01 Oct	LOT	direct
25 Sep - 02 Oct	LOT	direct
10 Sep - 16 Oct	LOT	direct
25 Sep - 14 Oct	Emirates

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

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 Warsaw

Cheap car rent in Warsaw

Cheapest return flights from Seoul to Warsaw in September from 511€

Return flights