Cheapest return LIS–ICN flights, May

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

Return flights

30 May - 12 Jun TAP
31 May - 12 Jun easyJet
28 May - 04 Jun Air France
28 May - 12 Jun Ryanair
27 May - 10 Jun Vueling Airlines
29 May - 17 Jun TAP
22 May - 08 Jun Vueling Airlines
28 May - 16 Jun Ryanair
29 May - 04 Jun Air France
25 May - 02 Jun KLM
21 May - 28 May KLM
23 May - 26 May KLM
22 May - 29 May Vueling Airlines
24 May - 27 May Transavia France
19 May - 25 May Ryanair
24 May - 31 May Wizz Air Malta
23 May - 30 May Wizz Air
24 May - 31 May Korean Air direct
20 May - 27 May Korean Air direct

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

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