AirHint found the following cheapest one-way flights from London (LCY) to Seoul (ICN) in September 2026 (see full year).
One-Way flights
| 01 Sep | Lufthansa | ||
| 04 Sep | Luxair | ||
| 25 Sep | Luxair | ||
| 21 Sep | Aer Lingus | ||
| 18 Sep | Luxair | ||
| 23 Sep | Aer Lingus | ||
| 17 Sep | Aer Lingus | ||
| 09 Sep | SWISS | ||
| 24 Sep | SWISS | ||
| 06 Sep | Lufthansa |
Also check the deals for return flights from London to Seoul in September.
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