Cheapest one-way flights from Basel to Barcelona in September from $37

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

One-Way flights

16 Sep easyJet direct
10 Sep Condor
09 Sep easyJet direct
22 Sep easyJet direct
08 Sep Condor
23 Sep Vueling Airlines direct
17 Sep Condor
25 Sep Vueling Airlines direct
15 Sep Condor
24 Sep easyJet direct

Also check the deals for return flights from Basel to Barcelona in September.

Skyscanner

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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