Cheapest return flights from Belgrade to Istanbul in September from 150€

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

Return flights

05 Sep - 12 Sep AJet
04 Sep - 11 Sep Wizz Air UK
03 Sep - 10 Sep AJet
06 Sep - 13 Sep Wizz Air UK
07 Sep - 14 Sep Air Serbia
07 Sep - 14 Sep Air Serbia direct
29 Sep - 05 Oct AJet direct
03 Sep - 10 Sep AJet direct
25 Sep - 29 Sep Wizz Air UK
26 Sep - 29 Sep AJet direct
05 Sep - 12 Sep AJet direct

Also check the deals for one-way flights from Belgrade 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.

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