AIS Airlines, Iran Air, Iran Airtour, Mahan Air, Qeshm Air and Turkish Airlines operate nonstop flights from Tehran (IKA) to Istanbul (IST). The nonstop flight takes around ~2h 34m, covering 1,276 miles (2,054 km). Updated 29 June 2026.
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Yes, AIS Airlines, Iran Air and 4 more airlines operate nonstop flights from Tehran (IKA) to Istanbul (IST).
AIS Airlines, Iran Air, Iran Airtour, Mahan Air, Qeshm Air, Turkish Airlines operate nonstop flights from Tehran to Istanbul.
The nonstop flight from Tehran to Istanbul takes ~2h 34m (approximately 2054 km).