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

Return flights

05 May - 12 May	Air Canada
04 May - 18 May	British Airways
01 May - 15 May	Air Canada
31 May - 14 Jun	Air France
03 May - 01 Jun	Air Canada
13 May - 22 May	Lufthansa
03 May - 01 Jun	Turkish Airlines	direct
05 May - 12 May	Turkish Airlines	direct
01 May - 15 May	Turkish Airlines	direct
04 May - 18 May	Turkish Airlines	direct
13 May - 22 May	Turkish Airlines	direct

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

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 May from $525

Return flights