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

Return flights

16 Sep - 22 Sep	Wizz Air
11 Sep - 21 Sep	Wizz Air
24 Sep - 30 Sep	easyJet
18 Sep - 26 Sep	Wizz Air
18 Sep - 22 Sep	Wizz Air
08 Sep - 18 Sep	Aegean Airlines
14 Sep - 29 Sep	Wizz Air
14 Sep - 17 Sep	Ryanair
25 Sep - 28 Sep	Ryanair
12 Sep - 21 Sep	Wizz Air

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

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 Sofia to New York in September from $455

Return flights