Cheapest return flights from San Sebastian to Porto in March from $139

AirHint found the following cheapest return flights from San Sebastian (EAS) to Porto (OPO) in March 2026 (see full year).

Return flights

18 Mar - 22 Mar Iberia
06 Mar - 08 Mar Iberia
09 Mar - 13 Mar Iberia
19 Mar - 22 Mar Iberia
29 Mar - 01 Apr Iberia
12 Mar - 01 Apr Vueling Airlines
16 Mar - 01 Apr Vueling Airlines
29 Mar - 16 Apr Vueling Airlines
23 Mar - 01 Apr Vueling Airlines
29 Mar - 13 Apr Vueling Airlines
16 Mar - 02 Apr Vueling Airlines
15 Mar - 01 Apr Vueling Airlines
29 Mar - 02 Apr Vueling Airlines
23 Mar - 02 Apr Vueling Airlines

Also check the deals for one-way flights from San Sebastian 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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