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

Return flights

11 Sep - 02 Oct	easyJet
19 Sep - 26 Sep	easyJet
17 Sep - 23 Sep	Vueling Airlines
25 Sep - 30 Sep	easyJet
18 Sep - 27 Sep	easyJet
26 Sep - 29 Sep	easyJet
24 Sep - 29 Sep	Vueling Airlines
19 Sep - 23 Sep	easyJet
09 Sep - 25 Sep	Norwegian Air Sweden AOC
09 Sep - 13 Sep	easyJet
06 Sep - 25 Sep	easyJet
17 Sep - 02 Oct	Vueling Airlines
17 Sep - 07 Oct	Vueling Airlines
27 Sep - 12 Oct	Fly One
27 Sep - 10 Oct	Fly One
30 Sep - 18 Oct	Vueling Airlines
27 Sep - 14 Oct	Fly One
30 Sep - 19 Oct	Vueling Airlines
30 Sep - 12 Oct	Vueling Airlines
30 Sep - 10 Oct	Vueling Airlines

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

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Alicante to Istanbul in September from $180

Return flights