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

Return flights

08 Jul - 15 Jul	Air Canada
06 Jul - 17 Jul	SWISS
07 Jul - 14 Jul	SWISS
07 Jul - 17 Jul	Air Canada
08 Jul - 22 Jul	Air Canada
13 Jul - 16 Jul	Air Canada
21 Jul - 12 Aug	Icelandair
08 Jul - 16 Jul	SWISS
07 Jul - 11 Jul	Air Canada
09 Jul - 23 Jul	Air Canada
21 Jul - 24 Jul	SWISS
16 Jul - 27 Aug	Icelandair
23 Jul - 06 Aug	British Airways
08 Jul - 05 Aug	Icelandair
10 Jul - 13 Aug	Icelandair
16 Jul - 28 Aug	Icelandair
22 Jul - 04 Aug	SWISS
24 Jul - 06 Aug	Air Canada
28 Jul - 04 Aug	Icelandair
23 Jul - 04 Aug	Air Canada

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

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 Newark to Istanbul in July from $606

Return flights