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

Return flights

24 Mar - 07 Apr	British Airways
17 Mar - 29 Mar	Delta
22 Mar - 29 Mar	British Airways
09 Mar - 28 Mar	British Airways
27 Mar - 10 Apr	British Airways
28 Mar - 11 Apr	SWISS
09 Mar - 28 Mar	Turkish Airlines	direct
17 Mar - 29 Mar	Turkish Airlines	direct
24 Mar - 07 Apr	Turkish Airlines	direct
27 Mar - 10 Apr	Turkish Airlines	direct
22 Mar - 29 Mar	Turkish Airlines	direct
28 Mar - 11 Apr	Turkish Airlines	direct

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

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 March from 460€

Return flights