AirHint found the following cheapest one-way flights from London (LCY) to Seoul (ICN) in April 2026 (see full year).
One-Way flights
| 15 Apr | ITA Airways | ||
| 20 Apr | Aer Lingus | ||
| 07 Apr | Aer Lingus | ||
| 09 Apr | Aer Lingus | ||
| 10 Apr | Luxair | ||
| 06 Apr | Lufthansa | ||
| 22 Apr | SWISS | ||
| 23 Apr | Lufthansa | ||
| 24 Apr | Lufthansa | ||
| 02 Apr | Luxair |
Also check the deals for return flights from London to Seoul in April.
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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.
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