AirHint found the following cheapest return flights from Florence (FLR) to Istanbul (IST)
in September 2025 (see full year ).
Return flights
12 Sep
- 15 Sep
Volotea
242 €
18 Sep
- 21 Sep
Air France
251 €
11 Sep
- 16 Sep
Lufthansa
267 €
20 Sep
- 22 Sep
Vueling Airlines
279 €
02 Sep
- 09 Sep
Lufthansa
281 €
02 Sep
- 07 Sep
ITA Airways
314 €
29 Sep
- 02 Oct
Vueling Airlines
341 €
29 Sep
- 07 Oct
Vueling Airlines
361 €
29 Sep
- 13 Oct
Vueling Airlines
361 €
28 Sep
- 02 Oct
Vueling Airlines
376 €
29 Sep
- 01 Oct
Vueling Airlines
376 €
15 Sep
- 02 Oct
Vueling Airlines
382 €
28 Sep
- 07 Oct
Vueling Airlines
396 €
28 Sep
- 13 Oct
Vueling Airlines
396 €
28 Sep
- 01 Oct
Vueling Airlines
411 €
15 Sep
- 01 Oct
Vueling Airlines
417 €
15 Sep
- 25 Sep
Vueling Airlines
419 €
15 Sep
- 20 Sep
Vueling Airlines
429 €
15 Sep
- 22 Sep
Vueling Airlines
439 €
15 Sep
- 21 Sep
Vueling Airlines
459 €
Also check the deals for one-way flights from Florence 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.