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

One-Way flights

29 Aug	easyJet	direct
26 Aug	easyJet	direct
19 Aug	easyJet	direct
12 Aug	easyJet	direct
22 Aug	easyJet	direct
11 Aug	Air Europa
27 Aug	Vueling Airlines
13 Aug	Air Europa
25 Aug	Air Europa
21 Aug	Vueling Airlines

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

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 Basel in August from $31

One-Way flights