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

Return flights

12 Dec - 16 Jan	KLM
08 Dec - 31 Dec	KLM
30 Dec - 08 Jan	KLM
24 Dec - 07 Jan	Air France
15 Dec - 14 Jan	KLM
16 Dec - 14 Jan	KLM
16 Dec - 10 Jan	KLM
17 Dec - 10 Jan	KLM
15 Dec - 13 Jan	KLM
25 Dec - 30 Dec	KLM
17 Dec - 30 Dec	KLM
24 Dec - 01 Jan	KLM
25 Dec - 06 Jan	KLM
18 Dec - 27 Dec	Air France
19 Dec - 27 Dec	Air France
05 Dec - 13 Dec	Icelandair
05 Dec - 14 Dec	Air France
08 Dec - 15 Dec	British Airways
05 Dec - 12 Dec	British Airways
10 Dec - 16 Dec	Lufthansa

Also check the deals for one-way flights from Istanbul to New York 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 New York in December from 426€

Return flights