AirHint found the following cheapest return flights from San Sebastian (EAS) to Porto (OPO) in January 2026 (see full year).
Return flights
| 12 Jan - 19 Jan | Iberia | ||
| 08 Jan - 14 Jan | Iberia | ||
| 21 Jan - 22 Jan | Iberia | ||
| 24 Jan - 28 Jan | Iberia | ||
| 29 Jan - 01 Feb | Iberia | ||
| 22 Jan - 22 Jan | Iberia | ||
| 01 Jan - 06 Jan | Iberia | ||
| 03 Jan - 16 Jan | Iberia |
Also check the deals for one-way flights from San Sebastian to Porto in January.
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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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