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

Return flights

24 Sep - 30 Sep	Wizz Air
23 Sep - 30 Sep	Wizz Air
16 Sep - 19 Sep	Wizz Air
18 Sep - 30 Sep	Wizz Air
18 Sep - 24 Sep	Wizz Air
17 Sep - 22 Sep	Wizz Air
19 Sep - 23 Sep	Wizz Air
19 Sep - 24 Sep	Wizz Air
18 Sep - 25 Sep	Wizz Air
13 Sep - 16 Sep	Wizz Air
29 Sep - 02 Oct	airBaltic
30 Sep - 05 Oct	Wizz Air
26 Sep - 05 Oct	airBaltic
29 Sep - 02 Oct	Turkish Airlines	direct
30 Sep - 05 Oct	Turkish Airlines	direct

Also check the deals for one-way flights from Vilnius 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 Vilnius to Istanbul in September from $181

Return flights