Cheapest return flights from Barcelona to Basel in September from $44

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

03 Sep - 09 Sep easyJet direct
02 Sep - 09 Sep easyJet direct
04 Sep - 10 Sep easyJet direct
05 Sep - 08 Sep Vueling Airlines direct
10 Sep - 17 Sep easyJet direct
05 Sep - 10 Sep easyJet direct
06 Sep - 08 Sep Vueling Airlines direct
05 Sep - 17 Sep Vueling Airlines direct
05 Sep - 18 Sep Vueling Airlines direct
05 Sep - 09 Sep Vueling Airlines direct
23 Sep - 08 Oct Vueling Airlines direct
23 Sep - 09 Oct Vueling Airlines direct
24 Sep - 08 Oct Vueling Airlines direct
24 Sep - 09 Oct Vueling Airlines direct
24 Sep - 14 Oct Vueling Airlines direct
29 Sep - 15 Oct Vueling Airlines direct
12 Sep - 02 Oct Vueling Airlines direct
29 Sep - 09 Oct Vueling Airlines direct
12 Sep - 01 Oct Vueling Airlines direct
22 Sep - 08 Oct 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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