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

Return flights

06 Dec - 13 Dec	Scandinavian Airlines
03 Dec - 11 Dec	Aer Lingus
03 Dec - 10 Dec	Scandinavian Airlines
09 Dec - 17 Dec	Aer Lingus
01 Dec - 15 Dec	TAP
04 Dec - 18 Dec	Aer Lingus
07 Dec - 20 Dec	FrenchBee
01 Dec - 13 Dec	Lufthansa
13 Dec - 19 Jan	FrenchBee
12 Dec - 01 Jan	FrenchBee
12 Dec - 03 Jan	FrenchBee
19 Dec - 26 Dec	Icelandair
24 Dec - 02 Jan	FrenchBee
27 Dec - 04 Jan	FrenchBee
11 Dec - 15 Dec	Emirates
22 Dec - 09 Jan	Aer Lingus
19 Dec - 03 Jan	Aer Lingus
31 Dec - 15 Jan	Aer Lingus
24 Dec - 01 Jan	Emirates
17 Dec - 11 Jan	Emirates

Also check the deals for one-way flights from Newark 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 Newark to Istanbul in December from $616

Return flights