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

Return flights

24 Sep - 30 Sep	Air Europa
24 Sep - 28 Sep	Air Europa
24 Sep - 25 Sep	Air Europa
28 Sep - 06 Oct	Air Serbia
25 Sep - 04 Oct	American Airlines
25 Sep - 15 Oct	KLM
25 Sep - 28 Sep	KLM
25 Sep - 29 Sep	KLM
25 Sep - 07 Oct	KLM
26 Sep - 18 Oct	KLM
25 Sep - 17 Oct	KLM
26 Sep - 22 Oct	KLM
24 Sep - 10 Oct	Air Europa
30 Sep - 06 Oct	Kuwait Airways
22 Sep - 30 Sep	Air Europa
25 Sep - 06 Oct	KLM
24 Sep - 29 Sep	British Airways
26 Sep - 30 Sep	KLM
25 Sep - 30 Sep	KLM
22 Sep - 26 Sep	Air Europa

Also check the deals for one-way flights from Istanbul 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.

Book a cheap hotel in New York

Cheap car rent in New York

Cheapest return flights from Istanbul to New York in September from 377€

Return flights