Cheapest one-way ICN–OPO flights, May

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

One-Way flights

07 May Shenzhen Airlines
18 May China Eastern
17 May China Eastern
08 May China Eastern
24 May China Eastern
19 May China Eastern
20 May China Eastern
26 May China Eastern
13 May China Eastern
11 May Lufthansa

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

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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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