AirHint found the following cheapest return flights from Bilbao (BIO) to Athens (ATH) in October 2025 (see full year).

Return flights

28 Oct - 31 Oct	Vueling Airlines
30 Oct - 03 Nov	Volotea
06 Oct - 08 Oct	Volotea
06 Oct - 14 Oct	Volotea
06 Oct - 15 Oct	Volotea
06 Oct - 09 Oct	Volotea
06 Oct - 10 Oct	Volotea
12 Oct - 14 Oct	easyJet
06 Oct - 11 Oct	Volotea
23 Oct - 04 Nov	Volotea
14 Oct - 18 Oct	Vueling Airlines
13 Oct - 15 Oct	Vueling Airlines
14 Oct - 03 Nov	Vueling Airlines
30 Oct - 13 Nov	Volotea
27 Oct - 03 Nov	Vueling Airlines
23 Oct - 05 Nov	Volotea
16 Oct - 04 Nov	Volotea
30 Oct - 04 Nov	Volotea
14 Oct - 04 Nov	Vueling Airlines
23 Oct - 07 Nov	Volotea

Also check the deals for one-way flights from Bilbao to Athens 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 return flights from Bilbao to Athens in October from 118€

Return flights