Cheapest return flights from Duesseldorf to Seoul in September from $807

AirHint found the following cheapest return flights from Duesseldorf (DUS) to Seoul (ICN) in September 2026 (see full year).

Return flights

20 Sep - 30 Sep Finnair
15 Sep - 29 Sep Finnair
29 Sep - 14 Oct Air France
14 Sep - 02 Oct Finnair
01 Sep - 26 Sep Finnair
12 Sep - 27 Sep Finnair
05 Sep - 26 Sep Finnair
06 Sep - 26 Sep Eurowings
07 Sep - 11 Sep Finnair
04 Sep - 19 Sep Pegasus Airlines
14 Sep - 28 Sep Scandinavian Airlines

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

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