Cheapest one-way flights from Porto to Bilbao in October from 23€

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 October 2025 (see full year).

One-Way flights

02 Oct Vueling Airlines direct
07 Oct Vueling Airlines direct
03 Oct Vueling Airlines direct
04 Oct Vueling Airlines direct
24 Oct Vueling Airlines direct
21 Oct Vueling Airlines direct
05 Oct Vueling Airlines direct
12 Oct Air Europa
19 Oct Volotea direct

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

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.

Book a cheap hotel in Bilbao

Cheap car rent in Bilbao