AirHint found the following cheapest return flights from Bilbao (BIO) to Basel (BSL) in June 2026 (see full year).

Return flights

19 Jun - 23 Jun	easyJet	direct
05 Jun - 08 Jun	easyJet	direct
04 Jun - 08 Jun	Vueling Airlines
11 Jun - 15 Jun	Vueling Airlines
06 Jun - 08 Jun	Vueling Airlines
12 Jun - 15 Jun	easyJet	direct
23 Jun - 26 Jun	easyJet	direct
01 Jun - 03 Jun	Vueling Airlines
03 Jun - 05 Jun	Vueling Airlines
03 Jun - 07 Jun	Vueling Airlines
29 Jun - 03 Jul	Lufthansa
30 Jun - 04 Jul	easyJet
27 Jun - 01 Jul	Lufthansa
28 Jun - 02 Jul	Lufthansa

Also check the deals for one-way flights from Bilbao to Basel in June.

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 Basel

Cheap car rent in Basel

Cheapest return flights from Bilbao to Basel in June from 109€

Return flights