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

Return flights

01 Mar - 11 Mar	Wizz Air
14 Mar - 23 Mar	Ryanair
11 Mar - 21 Mar	Ryanair
01 Mar - 08 Mar	easyJet
08 Mar - 18 Mar	LOT
08 Mar - 11 Mar	LOT
08 Mar - 21 Mar	LOT
07 Mar - 21 Mar	LOT
08 Mar - 22 Mar	LOT
12 Mar - 21 Mar	easyJet
24 Mar - 15 Apr	Lufthansa
22 Mar - 01 Apr	Air France
23 Mar - 01 Apr	Air France
25 Mar - 17 Apr	Finnair
29 Mar - 16 Apr	Finnair
25 Mar - 03 Apr	easyJet
31 Mar - 12 Apr	Ryanair
22 Mar - 15 Apr	Turkish Airlines
31 Mar - 10 Apr	Wizz Air
31 Mar - 17 Apr	Finnair

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

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 March from $693

Return flights