AirHint found the following cheapest one-way flights from Lisbon (LIS) to Seoul (ICN) in May 2026 (see full year).
One-Way flights
| 02 May | Ryanair | ||
| 12 May | Ryanair | ||
| 10 May | Ryanair | ||
| 20 May | SKY express | ||
| 18 May | Ryanair | ||
| 17 May | TAP | ||
| 26 May | Ryanair | ||
| 11 May | Ryanair | ||
| 31 May | Ryanair | ||
| 30 May | TAP |
Also check the deals for return flights from Lisbon to Seoul in May.
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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