Philippine Air Lines Flight 158 crashes in Antipolo, near Manila International Airport in the Philippines, killing 45 people.

Philippine Air Lines Flight 158 was a flight from Mactan–Cebu International Airport to Manila International Airport near Manila which crashed on September 12, 1969. The aircraft, a BAC One-Eleven, struck a mango tree on the hill in sitio Kulaike, Antipolo, Rizal, located 22 km (12 nmi) east of its destination while on a VOR approach to runway 24. Of the 42 passengers and five crew members on board, only one passenger and one flight attendant survived. It was the deadliest aviation accident in the Philippines involving commercial aircraft until the crash of Philippine Airlines Flight 206 in 1987 and the deadliest involving a BAC One-Eleven until it was surpassed by Austral Líneas Aéreas Flight 9 in 1977.

Antipolo, officially the City of Antipolo, is a component city and capital of the province of Rizal, Philippines. According to the 2024 census, it has a population of 913,712 people. It is the most populous city in Rizal Province and in Calabarzon region, and the seventh most-populous city in the Philippines. It is also the most populated city under the component city status.

Ninoy Aquino International Airport, also known as Manila International Airport (MIA), is the main international airport serving Metro Manila in the Philippines. Located between the cities of Pasay and Parañaque, about 7 kilometers (4.3 mi) south of Manila proper and southwest of Makati, it is the main gateway for travelers to the Philippines and serves as a hub for PAL Express and Philippine Airlines. It is also the main operating base for AirSWIFT, Cebgo, Cebu Pacific, and Philippines AirAsia.

September 12 is the 255th day of the year in the Gregorian calendar; 110 days remain until the end of the year.