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

Return flights

11 Dec - 18 Dec	Pegasus Airlines	direct
11 Dec - 14 Dec	Pegasus Airlines	direct
10 Dec - 14 Dec	AJet	direct
01 Dec - 04 Dec	AJet	direct
06 Dec - 09 Dec	AJet	direct
04 Dec - 08 Dec	AJet	direct
06 Dec - 08 Dec	AJet	direct
02 Dec - 08 Dec	AJet	direct
08 Dec - 15 Dec	AJet	direct
09 Dec - 12 Dec	AJet	direct
02 Dec - 09 Jan	AJet	direct
01 Dec - 11 Jan	AJet	direct
04 Dec - 22 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
31 Dec - 07 Jan	Ryanair
30 Dec - 04 Jan	Ryanair
31 Dec - 07 Jan	Pegasus Airlines	direct
30 Dec - 07 Jan	Ryanair
30 Dec - 06 Jan	AJet
28 Dec - 04 Jan	Ryanair

Also check the deals for one-way flights from Rome 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 Rome to Istanbul in December from 123€

Return flights