Cheapest return EWR–IST flights, May

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

Return flights

26 May - 24 Jun Scandinavian Airlines
14 May - 16 May Austrian Airlines
14 May - 17 Jun SWISS
14 May - 04 Jun SWISS
14 May - 28 May SWISS
15 May - 29 May Austrian Airlines
31 May - 23 Jun Icelandair
14 May - 27 May Austrian Airlines
14 May - 21 May Austrian Airlines
26 May - 31 May Icelandair
31 May - 08 Jun Icelandair
31 May - 26 Jun Icelandair
31 May - 18 Jun Icelandair
26 May - 08 Jun Austrian Airlines
25 May - 22 Jun Icelandair
19 May - 06 Jun Lufthansa
27 May - 31 May EgyptAir
15 May - 20 May Austrian Airlines
14 May - 19 May SWISS
14 May - 18 May SWISS

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

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