AirHint found the following cheapest return flights from Duesseldorf (DUS) to Seoul (ICN) in December 2026 (see full year).
Return flights
| 04 Dec - 12 Dec | LOT | ||
| 14 Dec - 12 Jan | Scandinavian Airlines | ||
| 22 Dec - 03 Jan | Air France | ||
| 25 Dec - 15 Jan | Scandinavian Airlines | ||
| 25 Dec - 02 Jan | Air France |
Also check the deals for one-way flights from Duesseldorf to Seoul in December.
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