Cheapest return flights from Basel to Vienna in September from $204

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

Return flights

17 Sep - 22 Sep Wizz Air
25 Sep - 29 Sep Norwegian Air Sweden AOC
29 Sep - 07 Oct Austrian Airlines direct
18 Sep - 21 Sep Austrian Airlines direct
08 Sep - 13 Sep Austrian Airlines
25 Sep - 29 Sep SWISS direct
24 Sep - 27 Sep Austrian Airlines
13 Sep - 20 Sep Air France
24 Sep - 27 Sep SWISS direct
13 Sep - 20 Sep SWISS direct
25 Sep - 25 Sep Austrian Airlines

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

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