AirHint found the following cheapest return flights from Riyadh (RUH) to Istanbul (SAW) in December 2025 (see full year).

Return flights

21 Dec - 31 Dec	AJet	direct
22 Dec - 31 Dec	AJet	direct
22 Dec - 25 Dec	AJet	direct
21 Dec - 25 Dec	AJet	direct
23 Dec - 28 Dec	AJet	direct
24 Dec - 31 Dec	Flynas	direct
18 Dec - 28 Dec	AJet	direct
20 Dec - 07 Jan	AJet	direct
23 Dec - 30 Dec	AJet	direct
20 Dec - 28 Dec	AJet	direct
22 Dec - 30 Dec	AJet	direct
18 Dec - 08 Jan	AJet	direct
24 Dec - 05 Jan	Flynas	direct
18 Dec - 04 Jan	AJet	direct
23 Dec - 05 Jan	Flynas	direct
28 Dec - 04 Jan	AJet	direct
28 Dec - 01 Jan	AJet	direct
24 Dec - 06 Jan	Flynas	direct
24 Dec - 01 Jan	Flynas	direct
29 Dec - 08 Jan	Flynas	direct

Also check the deals for one-way flights from Riyadh 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 Riyadh to Istanbul in December from $131

Return flights