Cheapest return flights from San Sebastian to Porto in April from $111

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

Return flights

07 Apr - 14 Apr Iberia
21 Apr - 25 Apr Iberia
27 Apr - 29 Apr Iberia
06 Apr - 13 Apr Iberia
21 Apr - 29 Apr Vueling Airlines
07 Apr - 13 Apr Vueling Airlines
23 Apr - 26 Apr Iberia
21 Apr - 09 May Vueling Airlines
13 Apr - 13 Apr Vueling Airlines
22 Apr - 29 Apr Vueling Airlines
22 Apr - 25 Apr Vueling Airlines
22 Apr - 09 May Vueling Airlines
27 Apr - 09 May Vueling Airlines
21 Apr - 05 May Vueling Airlines
30 Apr - 03 May Iberia
22 Apr - 05 May Vueling Airlines
27 Apr - 05 May Vueling Airlines
23 Apr - 09 May Vueling Airlines
21 Apr - 03 May Vueling Airlines
30 Apr - 09 May Vueling Airlines

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