Aero Trasporti Italiani Flight 12
aviation accident

Aero Trasporti Italiani Flight 12 was a scheduled flight from Alghero-Fertilia Airport in northwest Sardinia to Rome Fiumicino Airport with a scheduled stop at Cagliari-Elmas Airport in southern Sardinia. On September 14, 1979, the Douglas DC-9 operating the flight struck a rocky mountainside during an attempted landing at Cagliari, resulting in the deaths of all 31 passengers and crew on board. The crash was caused by misinterpreting ATC instructions leading to the flight colliding with terrain.
Aircraft
The plane was a McDonnell Douglas DC-9, built in 1975 and delivered new to Aero Trasporti Italiani registered as I-ATJC. The aircraft had logged about 10000 hours at the time of the crash.
Flight
The first officer contacted the controller at Cagliari at 00:23, asking for a weather report. The controller replied that runway 14 was in use, the wind was from 190° at 8 knots, and visibility was 7 km (4.3 mi). He also stated there were thunderstorms without precipitation, south-east and south-west of the airport. After contacting the Cagliari Tower controller at 00:26, the flight was cleared to descend to the transition altitude of 6,000 ft (1,800 m).
Having in front of them a consistent formation of cumulonimbus clouds, the first officer radioed their intention to make a 360° turn to further lower the altitude and thus avoid the cloud formations. The controller, not having traffic in the area, authorized the manoeuvre, and the first officer then announced the intention to leave 7,500 ft (2,300 m) for 3,000 ft (910 m).
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Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 22, 2026. The linked authority identifier is Q4016223. Authority coordinates are 39.118, 8.932. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1979 and 1975.
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This entry incorporates text from “Aero Trasporti Italiani Flight 12” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.