Cheapest return flights from Barcelona to Basel in September from 89€

Best time to book flights for Barcelona (BCN) to Basel (BSL) flights at AirHint

AirHint found the following cheapest return flights from Barcelona (BCN) to Basel (BSL) in September 2025 (see full year).

Return flights

10 Sep - 14 Sep easyJet direct
09 Sep - 14 Sep Vueling Airlines direct
11 Sep - 14 Sep easyJet direct
05 Sep - 07 Sep Vueling Airlines direct
12 Sep - 14 Sep Vueling Airlines direct
05 Sep - 14 Sep Vueling Airlines direct
08 Sep - 14 Sep Vueling Airlines direct
09 Sep - 12 Sep Vueling Airlines direct
07 Sep - 14 Sep Vueling Airlines direct
05 Sep - 12 Sep Vueling Airlines direct

Also check the deals for one-way flights from Barcelona to Basel in September.

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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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