Cheapest one-way flights from Porto to Bilbao in August from 36€

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

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

One-Way flights

05 Aug Vueling Airlines direct
03 Aug Vueling Airlines direct
12 Aug Vueling Airlines direct
01 Aug Vueling Airlines direct
13 Aug Air Europa
11 Aug Air Europa
07 Aug Ryanair
02 Aug Vueling Airlines
19 Aug Vueling Airlines direct
30 Aug Ryanair

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

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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