Cheapest return flights from Barcelona to Istanbul in September from $191

Best time to book flights for Barcelona (BCN) to Istanbul (IST) flights at AirHint

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

Return flights

03 Sep - 19 Oct Vueling Airlines
27 Sep - 11 Oct easyJet
17 Sep - 24 Sep easyJet
16 Sep - 23 Sep easyJet
14 Sep - 04 Oct Vueling Airlines direct
17 Sep - 22 Sep easyJet
24 Sep - 08 Oct easyJet
01 Sep - 30 Sep Vueling Airlines
10 Sep - 15 Sep easyJet
14 Sep - 01 Oct Vueling Airlines direct
20 Sep - 24 Sep easyJet
08 Sep - 17 Sep Vueling Airlines
09 Sep - 16 Sep easyJet
27 Sep - 29 Sep easyJet
30 Sep - 06 Oct Wizz Air Malta
26 Sep - 29 Sep easyJet
14 Sep - 03 Oct Vueling Airlines direct
25 Sep - 08 Oct Vueling Airlines direct
25 Sep - 04 Oct Vueling Airlines direct
17 Sep - 04 Oct Vueling Airlines direct

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

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul