Crash of Flight 940

Date: March 31, 1986 • Location: Tupátaro, Mexico

Mexicana de Aviación Flight 940 was a scheduled international flight from Mexico City to Los Angeles with stopovers in Puerto Vallarta and Mazatlán. On March 31, 1986, the Boeing 727 Veracruz, registered as XA-MEM, crashed into El Carbón, a mountain in the Sierra Madre Occidental mountain range northwest of Mexico City. All 159 passengers and 8 crew members on board died in the crash. With 167 deaths, the crash of Flight 940 is the deadliest aviation disaster ever on Mexican soil, and the deadliest involving a Boeing 727.