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

Return flights

20 Nov - 25 Nov	Lufthansa
18 Nov - 25 Nov	Lufthansa
11 Nov - 25 Nov	Lufthansa
10 Nov - 10 Dec	Lufthansa
19 Nov - 24 Nov	Lufthansa
28 Nov - 03 Dec	Lufthansa
28 Nov - 09 Dec	Lufthansa
27 Nov - 03 Dec	Lufthansa
27 Nov - 11 Dec	Lufthansa
27 Nov - 04 Dec	Lufthansa
26 Nov - 07 Dec	Lufthansa
26 Nov - 04 Dec	Lufthansa
26 Nov - 03 Dec	Lufthansa
19 Nov - 02 Dec	Lufthansa
13 Nov - 26 Nov	Lufthansa
12 Nov - 19 Nov	Lufthansa
10 Nov - 19 Nov	Lufthansa
18 Nov - 26 Nov	Lufthansa
19 Nov - 26 Nov	Lufthansa
12 Nov - 24 Nov	Lufthansa

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

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 November from $588

Return flights