Iran abruptly closes airspace as airlines divert and avoid Tehran FIR

Iran has temporarily closed its airspace at short notice, prompting widespread flight diversions and renewed concerns over aviation safety in the region amid heightened security tensions. According to a NOTAM issued by Iranian authorities (A0225/26), the Tehran Flight Information Region (OIIX) was closed to all flights from 14 January at 22:15 UTC until 15 January […]