AirHint found the following cheapest one-way flights from London (LCY) to Seoul (ICN) in April 2026 (see full year).
One-Way flights
| 21 Apr | SWISS | ||
| 24 Apr | ITA Airways | ||
| 14 Apr | SWISS | ||
| 16 Apr | Lufthansa | ||
| 07 Apr | SWISS | ||
| 18 Apr | ITA Airways | ||
| 06 Apr | ITA Airways | ||
| 01 Apr | SWISS | ||
| 17 Apr | ITA Airways | ||
| 03 Apr | SWISS |
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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