AirHint found the following cheapest return flights from Seoul (GMP) to Lisbon (LIS) in February 2026 (see full year).

Return flights

02 Feb - 05 Feb	Japan Airlines
02 Feb - 07 Feb	Japan Airlines
10 Feb - 24 Feb	Asiana Airlines
02 Feb - 10 Feb	Japan Airlines
12 Feb - 21 Mar	Japan Airlines
12 Feb - 18 Feb	Japan Airlines
10 Feb - 17 Feb	Japan Airlines
10 Feb - 19 Feb	Japan Airlines
14 Feb - 21 Feb	Korean Air
08 Feb - 10 Feb	Korean Air
15 Feb - 22 Feb	Asiana Airlines
27 Feb - 02 Mar	Japan Airlines
27 Feb - 29 Mar	Japan Airlines
15 Feb - 01 Mar	Japan Airlines
20 Feb - 04 Mar	Japan Airlines
22 Feb - 01 Mar	Japan Airlines
14 Feb - 01 Mar	Japan Airlines
28 Feb - 07 Mar	Japan Airlines
27 Feb - 05 Mar	ANA

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

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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Cheapest return flights from Seoul to Lisbon in February from $1337

Return flights