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

Return flights

07 Dec - 16 Dec	Delta
06 Dec - 14 Dec	Delta
05 Dec - 14 Dec	Delta
05 Dec - 15 Dec	Delta
04 Dec - 18 Dec	Delta
30 Dec - 24 Jan	United
16 Dec - 10 Jan	Spirit Airlines
06 Dec - 21 Dec	Delta
15 Dec - 22 Dec	Delta
12 Dec - 21 Dec	Delta
07 Dec - 27 Dec	United
16 Dec - 23 Dec	Delta
25 Dec - 17 Jan	Spirit Airlines
19 Dec - 11 Jan	Spirit Airlines
18 Dec - 10 Jan	Delta
26 Dec - 04 Jan	Delta
25 Dec - 04 Jan	Delta
24 Dec - 04 Jan	Delta
24 Dec - 03 Jan	Delta
22 Dec - 03 Jan	Air Canada

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 506€

Return flights