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

Return flights

03 Mar - 11 Mar	Air France
07 Mar - 11 Mar	Air France
03 Mar - 10 Mar	Air France
27 Mar - 12 Apr	Air France
18 Mar - 23 Mar	LOT
04 Mar - 08 Mar	LOT
04 Mar - 10 Mar	Lufthansa
11 Mar - 22 Mar	LOT
18 Mar - 22 Mar	LOT
04 Mar - 11 Mar	LOT
04 Mar - 15 Mar	LOT
11 Mar - 20 Apr	LOT
13 Mar - 22 Apr	Lufthansa
30 Mar - 08 Apr	SWISS
29 Mar - 08 Apr	Lufthansa
21 Mar - 03 Apr	LOT
25 Mar - 03 Apr	LOT
20 Mar - 03 Apr	Air France
22 Mar - 04 Apr	LOT
01 Mar - 12 Apr	LOT

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 550€

Return flights