Cheapest return flights from Mulhouse to Barcelona in September from $164

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

Return flights

22 Sep - 26 Sep Wizz Air
16 Sep - 18 Sep Wizz Air Malta
25 Sep - 28 Sep Wizz Air Malta
18 Sep - 19 Sep Wizz Air Malta
17 Sep - 20 Sep Wizz Air Malta
29 Sep - 01 Oct Wizz Air
18 Sep - 21 Sep Wizz Air Malta
26 Sep - 29 Sep Wizz Air Malta
08 Sep - 15 Sep Wizz Air Malta
11 Sep - 05 Oct Wizz Air
11 Sep - 15 Sep Wizz Air Malta
12 Sep - 14 Sep Wizz Air Malta

Also check the deals for one-way flights from Mulhouse 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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