Cheapest return flights from Seoul to Lisbon in May from 599€

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

Return flights

13 May - 21 May Air France
14 May - 21 May Air France
26 May - 02 Jun LOT
11 May - 20 May KLM
11 May - 21 May KLM
06 May - 20 May KLM
13 May - 17 May Air France
13 May - 10 Jun Air France
25 May - 01 Jun LOT
25 May - 03 Jun KLM
12 May - 19 May Air France
12 May - 20 May Air France
06 May - 24 May KLM
13 May - 27 May Air France
30 May - 06 Jun LOT
28 May - 06 Jun LOT
29 May - 07 Jun Finnair
31 May - 07 Jun Finnair
24 May - 07 Jun Finnair
26 May - 04 Jun Air France

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

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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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