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

Return flights

01 Dec - 17 Dec	Vueling Airlines
06 Dec - 07 Dec	Fly One
05 Dec - 08 Dec	SkyUp Malta
11 Dec - 18 Dec	easyJet
06 Dec - 19 Dec	Fly One
22 Dec - 27 Dec	KLM
27 Dec - 01 Jan	KLM
28 Dec - 02 Jan	Vueling Airlines
23 Dec - 27 Dec	Vueling Airlines
20 Dec - 22 Dec	Fly One
27 Dec - 02 Jan	Ryanair
05 Dec - 19 Dec	Vueling Airlines
05 Dec - 07 Dec	Vueling Airlines
20 Dec - 02 Jan	Fly One
23 Dec - 02 Jan	Vueling Airlines

Also check the deals for one-way flights from Alicante to Istanbul in December.

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 Alicante to Istanbul in December from $221

Return flights