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

Return flights

10 Dec - 17 Dec	Lufthansa
08 Dec - 22 Dec	SWISS
04 Dec - 18 Dec	British Airways
07 Dec - 21 Dec	British Airways
13 Dec - 17 Dec	Iberia
17 Dec - 26 Dec	HiSky Europe	direct
15 Dec - 19 Dec	Delta
19 Dec - 20 Jan	HiSky Europe
22 Dec - 07 Jan	SWISS
29 Dec - 02 Jan	KLM
15 Dec - 02 Jan	HiSky Europe	direct
19 Dec - 05 Jan	HiSky Europe	direct
19 Dec - 28 Dec	HiSky Europe
24 Dec - 03 Jan	SWISS
25 Dec - 03 Jan	Delta
26 Dec - 03 Jan	Delta

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 304€

Return flights