Cheapest return flights from Seoul to Lisbon in December from $604

Best time to book flights for Seoul (ICN) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Seoul (ICN) to Lisbon (LIS) in December 2025 (see full year).

Return flights

23 Dec - 01 Jan Lufthansa
23 Dec - 31 Dec Lufthansa
05 Dec - 14 Dec Lufthansa
03 Dec - 10 Dec Lufthansa
19 Dec - 31 Dec Lufthansa
31 Dec - 09 Jan Lufthansa
13 Dec - 02 Jan Lufthansa
01 Dec - 08 Dec Lufthansa
24 Dec - 04 Jan Etihad Airways
17 Dec - 28 Dec Lufthansa
21 Dec - 31 Dec Lufthansa
18 Dec - 30 Dec Lufthansa
17 Dec - 24 Dec Lufthansa
15 Dec - 24 Dec Lufthansa
24 Dec - 02 Jan Etihad Airways
25 Dec - 03 Jan Etihad Airways
26 Dec - 04 Jan Etihad Airways
28 Dec - 04 Jan Etihad Airways
21 Dec - 11 Jan Lufthansa
20 Dec - 10 Jan Finnair

Also check the deals for one-way 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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