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

Return flights

02 Dec - 09 Dec	Turkish Airlines
09 Dec - 14 Jan	British Airways
05 Dec - 10 Dec	British Airways
12 Dec - 17 Jan	British Airways
01 Dec - 08 Dec	Pegasus Airlines
14 Dec - 25 Dec	LOT
23 Dec - 01 Jan	LOT
05 Dec - 14 Dec	British Airways
03 Dec - 08 Dec	British Airways
08 Dec - 14 Dec	Pegasus Airlines
16 Dec - 10 Jan	British Airways
08 Dec - 16 Dec	LOT
18 Dec - 11 Jan	LOT
22 Dec - 03 Jan	Icelandair
19 Dec - 03 Jan	Icelandair
23 Dec - 28 Dec	LOT
07 Dec - 16 Dec	LOT
24 Dec - 01 Jan	LOT
23 Dec - 06 Jan	LOT
29 Dec - 08 Jan	LOT

Also check the deals for one-way flights from Istanbul to Newark 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 Istanbul to Newark in December from 327€

Return flights