Cheapest one-way flights from Seoul to Porto in April from $315

AirHint found the following cheapest one-way flights from Seoul (ICN) to Porto (OPO) in April 2026 (see full year).

One-Way flights

03 Apr Air China
21 Apr Air China
01 Apr Air China
23 Apr Air China
08 Apr Air China
20 Apr Vietnam Airlines
06 Apr Vietnam Airlines
15 Apr T'way Air
09 Apr T'way Air
17 Apr T'way Air

Also check the deals for return flights from Seoul to Porto in April.

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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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