AirHint found the following cheapest one-way flights from Lisbon (LIS) to Seoul (ICN) in April 2026 (see full year).
One-Way flights
| 21 Apr | easyJet | ||
| 14 Apr | easyJet | ||
| 26 Apr | Ryanair | ||
| 27 Apr | Ryanair | ||
| 19 Apr | Ryanair | ||
| 09 Apr | easyJet | ||
| 18 Apr | TAP | ||
| 11 Apr | Ryanair | ||
| 10 Apr | Ryanair | ||
| 01 Apr | SKY express |
Also check the deals for return flights from Lisbon to Seoul in April.
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