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

Return flights

27 Nov - 14 Dec	easyJet
19 Nov - 26 Nov	Vueling Airlines
22 Nov - 29 Nov	Vueling Airlines
02 Nov - 12 Nov	easyJet
14 Nov - 21 Nov	Ryanair
06 Nov - 14 Nov	Vueling Airlines
29 Nov - 07 Dec	Ryanair
07 Nov - 16 Nov	TAP
05 Nov - 12 Nov	Ryanair
09 Nov - 18 Nov	Vueling Airlines
14 Nov - 26 Nov	Vueling Airlines
23 Nov - 30 Nov	LOT
28 Nov - 04 Dec	easyJet
27 Nov - 11 Dec	Lufthansa
28 Nov - 12 Dec	Lufthansa
23 Nov - 07 Dec	Lufthansa
29 Nov - 12 Dec	Lufthansa
21 Nov - 07 Dec	Air France
28 Nov - 12 Dec	Korean Air	direct
21 Nov - 07 Dec	Korean Air	direct

Also check the deals for one-way flights from Lisbon to Seoul 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 Lisbon to Seoul in November from 545€

Return flights