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

Return flights

06 Dec - 13 Dec	Norse Atlantic Airways
07 Dec - 14 Dec	Norse Atlantic Airways
31 Dec - 24 Jan	Austrian Airlines
30 Dec - 10 Jan	SWISS
11 Dec - 18 Dec	LOT
30 Dec - 24 Jan	SWISS
10 Dec - 17 Dec	LOT
04 Dec - 18 Dec	Turkish Airlines
15 Dec - 10 Jan	SWISS
25 Dec - 17 Jan	Austrian Airlines
11 Dec - 30 Dec	SWISS
11 Dec - 29 Dec	SWISS
29 Dec - 24 Jan	SWISS
16 Dec - 10 Jan	Norse Atlantic Airways
25 Dec - 08 Jan	Austrian Airlines
11 Dec - 31 Dec	SWISS
16 Dec - 11 Jan	SWISS
28 Dec - 17 Jan	Aer Lingus
07 Dec - 14 Dec	Air Serbia	direct
11 Dec - 18 Dec	Air Serbia	direct

Also check the deals for one-way flights from New York to Belgrade 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 New York to Belgrade in December from 413€

Return flights