Cheapest return flights from Florence to Istanbul in September from $216

Best time to book flights for Florence (FLR) to Istanbul (IST) flights at AirHint

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

Return flights

11 Sep - 18 Sep Lufthansa
13 Sep - 16 Sep Lufthansa
26 Sep - 28 Sep ITA Airways
01 Sep - 06 Sep Lufthansa
15 Sep - 01 Oct Vueling Airlines
15 Sep - 02 Oct Vueling Airlines
22 Sep - 10 Oct Vueling Airlines
22 Sep - 07 Oct Vueling Airlines
22 Sep - 01 Oct Vueling Airlines
22 Sep - 02 Oct Vueling Airlines
15 Sep - 22 Sep Vueling Airlines
15 Sep - 18 Sep Vueling Airlines
15 Sep - 16 Sep Vueling Airlines
05 Sep - 22 Sep Vueling Airlines
05 Sep - 18 Sep Vueling Airlines
05 Sep - 16 Sep Vueling Airlines

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

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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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