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

Return flights

05 Apr - 19 Apr	Air Canada
10 Apr - 17 Apr	British Airways
23 Apr - 30 Apr	British Airways
10 Apr - 02 May	Air Canada
02 Apr - 09 Apr	British Airways
02 Apr - 12 Apr	British Airways
03 Apr - 07 Apr	Austrian Airlines
19 Apr - 24 Apr	British Airways
02 Apr - 09 Apr	Turkish Airlines	direct
10 Apr - 17 Apr	Turkish Airlines	direct
02 Apr - 12 Apr	Turkish Airlines	direct
10 Apr - 02 May	Turkish Airlines	direct

Also check the deals for one-way flights from Newark 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 Newark to Istanbul in April from $556

Return flights