Cheapest return BCN–IST flights, September

AirHint found the following cheapest return flights from Barcelona (BCN) to Istanbul (IST) in September 2026 (see full year).

Return flights

22 Sep - 29 Sep Vueling Airlines
25 Sep - 30 Sep Wizz Air UK
27 Sep - 02 Oct Wizz Air Malta
29 Sep - 02 Oct Wizz Air Malta
28 Sep - 02 Oct Wizz Air Malta
26 Sep - 02 Oct Vueling Airlines
15 Sep - 22 Sep Vueling Airlines
08 Sep - 15 Sep Vueling Airlines
16 Sep - 17 Oct Ryanair
30 Sep - 05 Oct Wizz Air Malta
28 Sep - 03 Oct Wizz Air Malta
27 Sep - 03 Oct Wizz Air Malta
29 Sep - 03 Oct Wizz Air Malta
23 Sep - 28 Sep Wizz Air Malta
22 Sep - 27 Sep Vueling Airlines
26 Sep - 03 Oct Vueling Airlines
11 Sep - 15 Sep Wizz Air Malta
11 Sep - 21 Sep Wizz Air Malta
14 Sep - 21 Sep Wizz Air Malta
23 Sep - 27 Sep Wizz Air Malta

Also check the deals for one-way flights from Barcelona to Istanbul in September.

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