top of page

Incident: American B773 at Sao Paulo on Jan 22nd 2023, cabin did not pressurize

An American Airlines Boeing 777-300, registration N730AN performing flight AA-950 from Sao Paulo Guarulhos,SP (Brazil) to New York JFK,NY (USA) with 225 passengers and 14 crew, was climbing out of Sao Paulo when the aircraft initiated a rapid descent at about FL210 down to FL120 due to the cabin not pressurizing normally, the passenger oxygen masks deployed. The aircraft returned to Sao Paulo for a safe landing on Guarulhos' runway 28R about 45 minutes after departure. As result of the landing roll brakes overheated causing a number of main tyres to deflate.


Passengers reported the captain announced a cabin pressure problem, the oxygen masks were released.


The airline reported mechanical problems as cause for the return.


On Feb 1st 2023 Brazil's CENIPA reported the aircraft suffered a failure in the pressurization system during the climb, the related checklists were accomplished and the aircraft returned to Sao Paulo. The occurrence was rated an incident.

14 views0 comments

Recent Posts

See All
bottom of page