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

Return flights

22 Sep - 30 Sep	SKY express
17 Sep - 26 Sep	Ryanair
22 Sep - 10 Oct	Aegean Airlines
30 Sep - 12 Oct	Ryanair
17 Sep - 20 Oct	Ryanair
19 Sep - 26 Sep	Eurowings
17 Sep - 29 Sep	Ryanair
26 Sep - 10 Oct	British Airways
18 Sep - 30 Sep	Ryanair
15 Sep - 26 Sep	Aegean Airlines
18 Sep - 28 Sep	Transavia France
18 Sep - 29 Sep	Ryanair
21 Sep - 28 Sep	Turkish Airlines
25 Sep - 02 Oct	Ryanair
17 Sep - 21 Sep	Ryanair
29 Sep - 16 Oct	Lufthansa

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 535€

Return flights