AirHint found the following cheapest one-way flights from Seoul (ICN) to Lisbon (LIS) in December 2025 (see full year).
One-Way flights
| 30 Dec | Turkish Airlines | ||
| 26 Dec | Lufthansa | ||
| 12 Dec | Air China | ||
| 11 Dec | Air China | ||
| 20 Dec | Air China | ||
| 27 Dec | Air China | ||
| 14 Dec | Lufthansa | ||
| 16 Dec | Lufthansa | ||
| 10 Dec | Lufthansa | ||
| 15 Dec | Lufthansa |
Also check the deals for return flights from Seoul to Lisbon in December.
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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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