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

Return flights

23 Sep - 30 Sep	Aegean Airlines
25 Sep - 06 Oct	Aegean Airlines
11 Sep - 24 Sep	Air Serbia
25 Sep - 09 Oct	Aegean Airlines
11 Sep - 15 Sep	Aegean Airlines
25 Sep - 29 Sep	Aegean Airlines
16 Sep - 23 Sep	Aegean Airlines
25 Sep - 07 Oct	Aegean Airlines
10 Sep - 08 Oct	Wizz Air
17 Sep - 27 Sep	Aegean Airlines
15 Sep - 28 Sep	Ryanair
22 Sep - 28 Sep	Ryanair
10 Sep - 06 Oct	Aegean Airlines
18 Sep - 28 Sep	Transavia France
25 Sep - 02 Oct	Ryanair
08 Sep - 17 Sep	SKY express
26 Sep - 07 Oct	Air Serbia
10 Sep - 10 Oct	Ryanair
29 Sep - 16 Oct	Austrian Airlines

Also check the deals for one-way flights from Thessaloniki 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 Thessaloniki to New York in September from 394€

Return flights