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

Return flights

04 Mar - 10 Mar	Etihad Airways
10 Mar - 21 Apr	KLM
01 Mar - 10 Mar	Etihad Airways
02 Mar - 09 Mar	Etihad Airways
01 Mar - 06 Mar	Air France
03 Mar - 16 Mar	LOT
07 Mar - 16 Mar	LOT
09 Mar - 16 Mar	LOT
11 Mar - 16 Mar	LOT
25 Mar - 12 Apr	Etihad Airways
07 Mar - 11 Mar	Air France
01 Mar - 11 Mar	Air France
30 Mar - 14 Apr	SWISS
16 Mar - 22 Apr	Air France
11 Mar - 07 Apr	China Eastern
29 Mar - 08 Apr	China Eastern
10 Mar - 08 Apr	LOT
31 Mar - 07 Apr	LOT
30 Mar - 09 Apr	Turkish Airlines
11 Mar - 09 Apr	Air France

Also check the deals for one-way flights from Seoul to Lisbon 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 Seoul to Lisbon in March from 493€

Return flights