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

Return flights

25 Sep - 04 Oct	Wizz Air Malta
06 Sep - 07 Sep	Ryanair
01 Sep - 12 Sep	Ryanair
25 Sep - 07 Oct	Wizz Air
01 Sep - 07 Sep	Ryanair
04 Sep - 25 Sep	Wizz Air Malta
16 Sep - 23 Sep	Ryanair
12 Sep - 30 Sep	Wizz Air Malta
16 Sep - 27 Sep	Wizz Air
18 Sep - 25 Sep	Wizz Air
20 Sep - 22 Sep	Wizz Air Malta
11 Sep - 24 Sep	Ryanair
23 Sep - 21 Oct	Ryanair
30 Sep - 04 Oct	Ryanair
23 Sep - 02 Oct	Ryanair
23 Sep - 16 Oct	Ryanair
27 Sep - 04 Oct	Wizz Air Malta
28 Sep - 01 Oct	Wizz Air Malta
24 Sep - 02 Oct	Ryanair
25 Sep - 01 Oct	Ryanair

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

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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Cheapest return flights from Bergamo to Istanbul in September from 98€

Return flights