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

Return flights

04 Dec - 11 Dec	Delta
01 Dec - 08 Dec	United
02 Dec - 09 Dec	United
14 Dec - 10 Jan	Spirit Airlines
30 Dec - 18 Jan	United
07 Dec - 13 Dec	Air Canada
07 Dec - 09 Dec	Air Canada
16 Dec - 24 Dec	Delta
28 Dec - 10 Jan	Delta
24 Dec - 31 Dec	Lufthansa
17 Dec - 25 Dec	United
25 Dec - 11 Jan	Delta
16 Dec - 23 Dec	United
29 Dec - 31 Dec	United
26 Dec - 04 Jan	Lufthansa
25 Dec - 07 Jan	Delta
22 Dec - 20 Jan	Delta
30 Dec - 01 Jan	Delta
19 Dec - 11 Jan	WestJet
30 Dec - 04 Jan	United

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 479€

Return flights