De Havilland DHC-3 Otter crash, Dec 23, 1970 (3 killed)
De Havilland DHC-3 Otter accident on December 23, 1970 near Tuy Hòa Phú Yên Province, Vietnam with 3 fatalities.
- Date: December 23, 1970
- Aircraft: De Havilland DHC-3 Otter
- Location: Tuy Hòa Phú Yên Province, Vietnam
- Fatalities: 3
- Phase of flight: En route
A US Army DHC-3 Otter was lost near Tuy Hoa on 23 December 1970 after its final radio call. Witnesses reported it burning in the air before it fell into the South China Sea. Its three crew were never recovered.