Cheapest return flights from Lisbon to Seoul in December from $597

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

Return flights

02 Dec - 14 Dec Ryanair
03 Dec - 14 Dec Ryanair
03 Dec - 12 Dec Ryanair
02 Dec - 25 Dec Ryanair
01 Dec - 10 Dec Ryanair
06 Dec - 13 Dec easyJet
02 Dec - 11 Dec Ryanair
03 Dec - 26 Dec Ryanair
01 Dec - 08 Dec Ryanair
01 Dec - 14 Dec Ryanair
12 Dec - 26 Jan easyJet
28 Dec - 14 Jan Ryanair
27 Dec - 16 Jan Ryanair
01 Dec - 01 Jan Ryanair
14 Dec - 07 Jan Wizz Air
15 Dec - 05 Jan easyJet
15 Dec - 07 Jan Ryanair
23 Dec - 01 Jan Pegasus Airlines
31 Dec - 11 Jan LOT
14 Dec - 04 Jan Wizz Air

Also check the deals for one-way flights from Lisbon to Seoul in December.

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