Narrative:
Flight 984 departed Cotobato at 09:40 for a 45-minute flight to Davao.
Nothing more was heard from the flight after a request for Davao weather. The plane was later found to have crashed into Mt. Boca at 3000 feet, 50 miles SE of Davao.
PROBABLE CAUSE: "The probable cause of the accident was due to navigational error, en-route and during let-down. Contributory factors were the limited visibility and the crosswind, all existing on the final phase of the flight."
| Status: | Accident investigation report completed and information captured |
| Date: | Saturday 2 March 1963 |
| Type: |  Douglas C-47B-30-DK (DC-3) |
| Operator: | Philippine Air Lines |
| Registration: | PI-C489 |
| MSN: | 32863/16115 |
| First flight: | 1945 |
| Engines: | 2 Pratt & Whitney R-1830-90C |
| Crew: | Fatalities: 3 / Occupants: 3 |
| Passengers: | Fatalities: 24 / Occupants: 24 |
| Total: | Fatalities: 27 / Occupants: 27 |
| Aircraft damage: | Damaged beyond repair |
| Location: | Mt. Boca ( Philippines)
|
| Phase: | En route (ENR) |
| Nature: | Domestic Scheduled Passenger |
| Departure airport: | Cotabato-Awang Airport (CBO/RPMC), Philippines |
| Davao City-Francisco Bangoy International Airport (DVO/RPMD), Philippines | |
| Flightnumber: | 984 |
Flight 984 departed Cotobato at 09:40 for a 45-minute flight to Davao.
Nothing more was heard from the flight after a request for Davao weather. The plane was later found to have crashed into Mt. Boca at 3000 feet, 50 miles SE of Davao.
Probable Cause:
PROBABLE CAUSE: "The probable cause of the accident was due to navigational error, en-route and during let-down. Contributory factors were the limited visibility and the crosswind, all existing on the final phase of the flight."
Classification:
Controlled Flight Into Terrain (CFIT) - Mountain
Sources:
» ICAO Accident Digest No.15 - Volume II, Circular 78-AN/66 (159-162)Photos
Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Cotabato-Awang Airport to Davao City-Francisco Bangoy International Airport as the crow flies is 158 km (99 miles).
Distance from Cotabato-Awang Airport to Davao City-Francisco Bangoy International Airport as the crow flies is 158 km (99 miles).
This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
languages: 
Philippines
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Douglas DC-3
- ca 13.000 built
- 3631st loss
- 1426th fatal accident
- 45th worst accident (at the time)
- 81st worst accident (currently)
Philippines- 6th worst accident (at the time)
- 19th worst accident (currently)
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