Cheapest return flights from Istanbul to Barcelona in September from $193

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

Return flights

16 Sep - 23 Sep Pegasus Airlines
18 Sep - 23 Sep Pegasus Airlines
17 Sep - 23 Sep Pegasus Airlines
30 Sep - 02 Oct Pegasus Airlines
30 Sep - 05 Oct Pegasus Airlines
30 Sep - 30 Sep Pegasus Airlines
18 Sep - 25 Sep Vueling Airlines
01 Sep - 10 Sep Wizz Air
26 Sep - 30 Sep Air Serbia
19 Sep - 21 Sep Air Serbia
16 Sep - 25 Sep Pegasus Airlines
04 Sep - 10 Sep Wizz Air
24 Sep - 01 Oct Pegasus Airlines
29 Sep - 10 Oct Pegasus Airlines
04 Sep - 15 Oct Wizz Air
20 Sep - 07 Oct Pegasus Airlines
04 Sep - 16 Oct Wizz Air
18 Sep - 05 Oct Vueling Airlines direct
18 Sep - 06 Oct Vueling Airlines direct
18 Sep - 09 Oct Vueling Airlines direct

Also check the deals for one-way flights from Istanbul 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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