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

Return flights

14 Dec - 23 Dec	Delta
15 Dec - 23 Dec	Delta
10 Dec - 22 Dec	Delta
11 Dec - 23 Dec	Delta
11 Dec - 22 Dec	Delta
29 Dec - 24 Jan	United
28 Dec - 25 Jan	United
18 Dec - 01 Jan	Delta
18 Dec - 02 Jan	Delta
15 Dec - 10 Jan	United
22 Dec - 17 Jan	United
20 Dec - 15 Jan	United
24 Dec - 30 Dec	United
08 Dec - 03 Jan	United
05 Dec - 14 Dec	United
21 Dec - 18 Jan	United
21 Dec - 16 Jan	United
21 Dec - 30 Dec	United
19 Dec - 31 Dec	United

Also check the deals for one-way flights from New York to Athens 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 Athens in December from 451€

Return flights