AirHint found the following cheapest one-way flights from Seoul (ICN) to Porto (OPO) in March 2026 (see full year).
One-Way flights
| 20 Mar | China Southern | ||
| 03 Mar | China Southern | ||
| 06 Mar | China Southern | ||
| 21 Mar | China Southern | ||
| 22 Mar | China Southern | ||
| 16 Mar | China Southern | ||
| 08 Mar | T'way Air | ||
| 31 Mar | Air China | ||
| 25 Mar | Air China | ||
| 01 Mar | T'way Air |
Also check the deals for return flights from Seoul to Porto in March.
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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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