Cheapest return flights from Newark to Istanbul in September from $490

Best time to book flights for Newark (EWR) to Istanbul (IST) flights at AirHint

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

Return flights

07 Sep - 04 Oct Icelandair
04 Sep - 16 Sep Icelandair
11 Sep - 16 Sep Icelandair
07 Sep - 15 Sep Icelandair
04 Sep - 18 Sep Icelandair
09 Sep - 16 Sep Icelandair
14 Sep - 29 Sep Icelandair
04 Sep - 23 Sep Icelandair
29 Sep - 10 Oct Icelandair
25 Sep - 04 Oct Icelandair
21 Sep - 01 Oct Icelandair
16 Sep - 22 Sep Icelandair
27 Sep - 25 Oct Icelandair
18 Sep - 23 Sep Icelandair
08 Sep - 17 Sep British Airways
25 Sep - 09 Oct FrenchBee
26 Sep - 07 Oct FrenchBee
09 Sep - 02 Oct Air Canada
28 Sep - 12 Oct Icelandair
01 Sep - 01 Oct British Airways

Also check the deals for one-way flights from Newark to Istanbul in September.

Skyscanner

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 Istanbul

Cheap car rent in Istanbul