Cheapest one-way flights from Bilbao to Porto in May from 20€

Best time to book flights for Bilbao (BIO) to Porto (OPO) flights at AirHint

AirHint found the following cheapest one-way flights from Bilbao (BIO) to Porto (OPO) in May 2025 (see full year).

One-Way flights

03 May Vueling Airlines direct
13 May Vueling Airlines direct
15 May Vueling Airlines direct
04 May Vueling Airlines direct
06 May Vueling Airlines direct
25 May Volotea direct
22 May Volotea direct
29 May Volotea direct
08 May Volotea direct
27 May Vueling Airlines direct

Also check the deals for return flights from Bilbao to Porto in May.

Skyscanner

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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