Cheapest return flights from Bilbao to Basel in April from 70€

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

Return flights

10 Apr - 13 Apr easyJet direct
03 Apr - 13 Apr easyJet direct
06 Apr - 13 Apr easyJet direct
03 Apr - 10 Apr easyJet direct
03 Apr - 06 Apr easyJet direct
06 Apr - 10 Apr easyJet direct
01 Apr - 10 Apr Vueling Airlines
01 Apr - 06 Apr Vueling Airlines
09 Apr - 12 Apr Lufthansa
01 Apr - 13 Apr Vueling Airlines

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

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