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

Return flights

09 Dec - 22 Dec	Vueling Airlines
01 Dec - 15 Dec	easyJet
01 Dec - 06 Dec	easyJet
04 Dec - 14 Dec	easyJet
01 Dec - 07 Dec	easyJet
09 Dec - 21 Dec	Vueling Airlines
10 Dec - 14 Dec	Vueling Airlines
15 Dec - 21 Dec	Ryanair
01 Dec - 09 Dec	Wizz Air
09 Dec - 20 Dec	Vueling Airlines
27 Dec - 09 Jan	Wizz Air Malta
27 Dec - 05 Jan	Wizz Air Malta
27 Dec - 06 Jan	Wizz Air Malta
31 Dec - 06 Jan	Wizz Air
27 Dec - 10 Jan	Wizz Air Malta
29 Dec - 07 Jan	Vueling Airlines
29 Dec - 05 Jan	Vueling Airlines
30 Dec - 04 Jan	Wizz Air Malta
31 Dec - 04 Jan	Wizz Air
24 Dec - 01 Jan	Wizz Air

Also check the deals for one-way flights from Valencia 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 Valencia to Istanbul in December from 128€

Return flights