Lima - Cuzco

On April 27, 1966 at 08:05 AM, Lima - Cuzco experienced a crash involving Lockheed L-749 Constellation, operated by LANSA Peru - Lineas Aéreas Nacionales del Peru, with the event recorded near Tomas Lima.

The flight was categorized as scheduled revenue flight and the reported phase was flight at a mountains crash site.

49 people were known to be on board, 49 fatalities were recorded, 0 survivors were identified or estimated. This corresponds to an estimated fatality rate of 100.0%.

Crew on board: 6, crew fatalities: 6, passengers on board: 43, passenger fatalities: 43, other fatalities: 0.

The listed crash cause is human factor. Flight 501 was a scheduled domestic flight from Lima to Cuzco. It was instructed to take-off from runway 15 and to climb in accordance with No. 2 standard climb procedure, described as follows in the airline's route guide: climb on a heading of 190° until 9 NM southwest of the airport, then on a heading of 120°. The flight took off from Lima-Callao-Jorge Chavez International Airport at 0740LT, 10 minutes after the take-off time indicated on the flight plan. At 0757 hours it contacted Lima radio on the route frequency, 126.9 MCIS, and reported: "Departed Lima- Callao at 1240Z, climbing, estimating Ayacucho at 1337Z. It This was the last message from the aircraft, although Lima and Cuzco repeatedly called the aircraft around 0840 hours. One witness from "Tres Cruces" and two witnesses from the village of San Pedro de Pilas testified that their attention was attracted between 0800 and 0805 hours by an aircraft flying unusually low over San Pedro de Pilas or Tamard; one of the witnesses stated that he had been able to read the "LANSA" inscription on the aircraft. They had heard on several occasions aircraft flying over the area, but these were always seen at much higher altitudes. They all concurred that the aircraft was following the gap between San Pedro de Pilas and Tamard and was flying toward the mountain range below the level of the peaks. The two witnesses from San Pedro de Pilas pointed out positions on the Huamantanga peak where they observed the aircraft evading the mountain by a slight turn to .the left and entering the gap towards the east. They did not see any smoke or signs of fire and one indicated that he was positive that all four engines were operating at the time. The wreckage of the aircraft was located on 28 April on the southeast slopes of Mount Talaula at an elevation of 12 600 ft, 61 NM from Lima-Callao Airport and 29 NM north of the normal route. All 49 occupants have been killed.

Aircraft reference details include registration OB-R-771, MSN 2521, year of manufacture 1947.

Geospatial coordinates for this crash are approximately -12.0153°, -77.0719°.