Cheapest return BRU–BSL flights, September

AirHint found the following cheapest return flights from Brussels (BRU) to Basel (BSL) in September 2026 (see full year).

Return flights

02 Sep - 05 Sep Wizz Air
01 Sep - 05 Sep Ryanair
07 Sep - 09 Sep Vueling Airlines
02 Sep - 09 Sep Vueling Airlines
01 Sep - 09 Sep Vueling Airlines
16 Sep - 21 Sep Vueling Airlines
07 Sep - 21 Sep Vueling Airlines
02 Sep - 21 Sep Vueling Airlines
01 Sep - 21 Sep Vueling Airlines

Also check the deals for one-way flights from Brussels 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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