AirHint found the following cheapest one-way flights from Bilbao (BIO) to Lisbon (LIS) in October 2025 (see full year).

One-Way flights

06 Oct	Vueling Airlines	direct
27 Oct	Vueling Airlines	direct
14 Oct	Vueling Airlines	direct
13 Oct	Vueling Airlines	direct
07 Oct	Vueling Airlines	direct
31 Oct	Vueling Airlines	direct
03 Oct	Vueling Airlines	direct
21 Oct	Vueling Airlines
01 Oct	Vueling Airlines
24 Oct	Vueling Airlines

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

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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Cheapest one-way flights from Bilbao to Lisbon in October from $24

One-Way flights