AirHint found the following cheapest one-way flights from Madrid (MAD) to Seoul (ICN) in September 2026 (see full year).
One-Way flights
| 20 Sep | Pegasus Airlines | ||
| 29 Sep | Ryanair | ||
| 23 Sep | Ryanair | ||
| 24 Sep | Ryanair | ||
| 01 Sep | Ryanair | ||
| 28 Sep | Wizz Air Malta | ||
| 13 Sep | Air China | ||
| 26 Sep | LOT | ||
| 12 Sep | LOT | ||
| 19 Sep | Finnair |
Also check the deals for return flights from Madrid to Seoul in September.
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