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

Return flights

02 Dec - 09 Dec	Air Canada
02 Dec - 12 Dec	United
11 Dec - 14 Jan	United
10 Dec - 12 Jan	United
13 Dec - 14 Jan	Delta
24 Dec - 09 Jan	Delta
10 Dec - 31 Dec	United
15 Dec - 19 Dec	Delta
11 Dec - 07 Jan	United
11 Dec - 31 Dec	United
23 Dec - 03 Jan	Lufthansa
12 Dec - 31 Dec	Delta
17 Dec - 02 Jan	Lufthansa
16 Dec - 21 Dec	United
12 Dec - 29 Dec	Delta
11 Dec - 30 Dec	United
15 Dec - 29 Dec	Delta
18 Dec - 14 Jan	Air Canada
19 Dec - 02 Jan	Frontier Airlines
22 Dec - 02 Jan	Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from New York to Bucharest 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 Bucharest in December from 385€

Return flights