AirHint found the following cheapest one-way flights from Osaka (KIX) to Porto (OPO) in May 2026 (see full year).
One-Way flights
| 10 May | China Southern | ||
| 09 May | China Eastern | ||
| 08 May | Singapore Airlines | ||
| 30 May | Singapore Airlines | ||
| 02 May | Singapore Airlines |
Also check the deals for return flights from Osaka 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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