AirHint found the following cheapest return flights from New York (JFK) to Istanbul (IST) in April 2026 (see full year).

Return flights

13 Apr - 22 Apr	LEVEL
21 Apr - 05 May	Norse Atlantic Airways (UK)
20 Apr - 06 May	Air France
12 Apr - 22 Apr	LEVEL
28 Apr - 12 May	Norse Atlantic Airways (UK)
14 Apr - 23 Apr	American Airlines
18 Apr - 28 Apr	LEVEL
15 Apr - 22 Apr	Lufthansa
20 Apr - 05 May	KLM
20 Apr - 01 May	KLM
27 Apr - 08 May	LEVEL
13 Apr - 20 Apr	Air Canada
14 Apr - 21 Apr	LEVEL
22 Apr - 28 Apr	Lufthansa
20 Apr - 28 Apr	Lufthansa
15 Apr - 21 Apr	Lufthansa
26 Apr - 12 May	Lufthansa
26 Apr - 08 May	Lufthansa
20 Apr - 04 May	LEVEL
15 Apr - 04 May	Finnair

Also check the deals for one-way flights from New York to Istanbul in April.

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 New York to Istanbul in April from 417€

Return flights