Cheapest return flights from New York to Sofia in December from $568

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

Return flights

27 Dec - 16 Jan Lufthansa
25 Dec - 22 Jan KLM
26 Dec - 22 Jan KLM
25 Dec - 16 Jan KLM
26 Dec - 16 Jan Lufthansa
24 Dec - 22 Jan KLM
20 Dec - 20 Jan Lufthansa
22 Dec - 22 Jan Norse Atlantic Airways (UK)
20 Dec - 10 Jan Spirit Airlines
22 Dec - 30 Dec Lufthansa
21 Dec - 05 Jan SWISS
22 Dec - 28 Dec United

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

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