Crash of a Pilatus PC-6/C-H2 Turbo Porter in Cần Thơ: 6 killed

Date & Time: Mar 17, 1971
Operator:
Registration:
N393R
Survivors:
No
MSN:
598
YOM:
1966
Country:
Region:
Crew on board:
2
Crew fatalities:
Pax on board:
4
Pax fatalities:
Other fatalities:
Total fatalities:
6
Circumstances:
Approaching Cần Thơ Airport from the north, the pilot of the Porter requested permission to land and was on VHF frequency. At the same time, a crew of two on board a Bell AH-1G Cobra registered 67-15676 was given permission to takeoff. While climbing, the helicopter struck the Porter, causing both airplanes to crash. All eight occupants were killed.

Crash of a De Havilland RU-6A Beaver in Cần Thơ: 3 killed

Date & Time: Nov 24, 1970 at 0930 LT
Type of aircraft:
Operator:
Registration:
53-3724
Flight Phase:
Flight Type:
Survivors:
No
Schedule:
Cần Thơ - Cần Thơ
MSN:
681
YOM:
1954
Country:
Region:
Crew on board:
3
Crew fatalities:
Pax on board:
0
Pax fatalities:
Other fatalities:
Total fatalities:
3
Circumstances:
The crew was engaged in a local training flight. Shortly after takeoff from Cần Thơ Airfield, while climbing to a height of 1,000 feet, the airplane collided with a South Vietnam Air Force Bell UH-1H that was completing an evacuation mission, carrying two crew members and 13 passengers, among them few children. Following the collision, both planes crashed in a field, killing all 18 occupants.
Probable cause:
The exact cause of the collision remains unclear. It occurred in good weather conditions.