Cheapest return flights from Newark to Istanbul in September from 380€

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

Return flights

13 Sep - 06 Oct Icelandair
09 Sep - 15 Sep Icelandair
04 Sep - 11 Sep Icelandair
09 Sep - 18 Sep Icelandair
23 Sep - 07 Oct Austrian Airlines
16 Sep - 25 Sep Icelandair
25 Sep - 08 Oct FrenchBee
15 Sep - 22 Sep FrenchBee
09 Sep - 16 Sep LOT
22 Sep - 28 Sep FrenchBee
21 Sep - 28 Sep FrenchBee
15 Sep - 20 Sep FrenchBee
16 Sep - 23 Sep Austrian Airlines
18 Sep - 08 Oct SWISS
24 Sep - 07 Oct LOT
21 Sep - 05 Oct Icelandair
22 Sep - 06 Oct FrenchBee
26 Sep - 01 Oct British Airways
26 Sep - 05 Oct British Airways
25 Sep - 07 Oct Icelandair

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.

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