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

Return flights

10 Dec - 24 Dec	Austrian Airlines
01 Dec - 16 Jan	Lufthansa
25 Dec - 22 Jan	KLM
26 Dec - 22 Jan	KLM
07 Dec - 21 Dec	KLM
26 Dec - 17 Jan	LOT
23 Dec - 22 Jan	Air Serbia
23 Dec - 17 Jan	Air Serbia
02 Dec - 27 Dec	Norse Atlantic Airways
06 Dec - 27 Dec	Norse Atlantic Airways
17 Dec - 07 Jan	Lufthansa
14 Dec - 03 Jan	Norse Atlantic Airways
22 Dec - 22 Jan	HiSky Europe
19 Dec - 10 Jan	HiSky Europe
22 Dec - 25 Dec	Lufthansa
19 Dec - 28 Dec	HiSky Europe
19 Dec - 26 Dec	HiSky Europe

Also check the deals for one-way flights from New York to Sofia 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.

Book a cheap hotel in Sofia

Cheap car rent in Sofia

Cheapest return flights from New York to Sofia in December from 305€

Return flights