Casualties unknown

TCAS Resolution Advisory between Etihad Airways A321 and Air India Express B737 over Muscat FIR (A6-AEJ)

Muscat FIR BRAVO sector abeam position BONOM,, OM

On June 15, 2024, a he Aircraft: Airbus A321-231 (registration A6-AEJ) operated by Etihad Airways was involved in an aviation accident near Muscat FIR BRAVO sector abeam position BONOM,, OM. Investigators recorded the probable cause as: 3.4.1 The flight crew of AXB713 did not readback. 3.4.2 High workload on Bravo sector ATCO. 3.4.3 Bravo sector ATCO not correcting the flight crew of aircraft AXB817 as he was on the land line with MID sector ATCO attempting to get Jeddah frequency for Saudi… This summary draws on records from the Oman Transport Safety Bureau (OTSB); 4 related events involving the same aircraft type or operator are linked below.

Sourcesthe Oman Transport Safety Bureau (OTSB)Primary reportUpdated 2026-06-11Data APIEditorial standards
Aircraft registered A6-AEJ
Aircraft registered A6-AEJ. Photo: Anna Zvereva from Tallinn, Estonia / CC BY-SA 2.0, via Wikimedia Commons

On 15 June 2024, a TCAS Resolution Advisory occurred between an Etihad Airways Airbus A321-231 (A6-AEJ) and an Air India Express Boeing 737-800NG (VT-AXT) over the Muscat FIR. The OTSB classified it as a serious incident.

Aircraft and Operators

  • Etihad Airways Airbus A321-231, registration A6-AEJ (United Arab Emirates)
  • Air India Express Boeing 737-800NG, registration VT-AXT (India)

Location and Time

The incident occurred on 15 June 2024 at 06:12 UTC over the Muscat FIR BRAVO sector, abeam position BONOM, at coordinates 20°32'58.39''N 059°59'05.57''E, within the Sultanate of Oman.

Incident Details

The event involved a Traffic Alert and Collision Avoidance System (TCAS) Resolution Advisory (RA) between the two aircraft. No further details on the sequence of events were provided in the investigation report.

Investigation

The Oman Transport Safety Bureau (OTSB) was notified on 16 June 2024 at 12:34 UTC by the Sultanate of Oman Civil Aviation Authority. The OTSB classified the occurrence as a serious incident and appointed an investigator-in-charge and investigation team. The following states and organizations were notified: France (BEA) as state of design and manufacturer of the Airbus, United States (NTSB) as state of design and manufacturer of the Boeing, United Arab Emirates (GCAA-AAI) as state of operator and registry of the Etihad aircraft, India (AAIB) as state of operator and registry of the Air India Express aircraft, and the International Civil Aviation Organization (ICAO). The final report was published on 4 March 2025.

Investigation report by the Oman Transport Safety Bureau (OTSB). Original record: https://mtcit.gov.om/web/content/34801. This page is a structured re-presentation; facts and quotes are in the Oman Transport Safety Bureau (OTSB), Ministry of Transport, Communications and IT, Sultanate of Oman.