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

Return flights

24 Apr - 28 Apr	Iberia
10 Apr - 13 Apr	Iberia
10 Apr - 15 Apr	Volotea
20 Apr - 25 Apr	Vueling Airlines
16 Apr - 19 Apr	Vueling Airlines
09 Apr - 12 Apr	Iberia
03 Apr - 06 Apr	Iberia
16 Apr - 25 Apr	Vueling Airlines
02 Apr - 05 Apr	Iberia
02 Apr - 06 Apr	Iberia
20 Apr - 07 May	Vueling Airlines
16 Apr - 07 May	Vueling Airlines
26 Apr - 16 May	Vueling Airlines
26 Apr - 07 May	Vueling Airlines
26 Apr - 17 May	Vueling Airlines

Also check the deals for one-way flights from Santander to Porto in April.

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.

Book a cheap hotel in Porto

Cheap car rent in Porto

Cheapest return flights from Santander to Porto in April from $118

Return flights