De Havilland DHC-6 Twin Otter crash, Sep 27, 1989 (10 killed)
De Havilland DHC-6 Twin Otter accident on September 27, 1989 near Grand Canyon, Arizona, USA, United States with 10 fatalities.
- Date: September 27, 1989
- Aircraft: De Havilland DHC-6 Twin Otter
- Location: Grand Canyon, Arizona, USA, United States
- Fatalities: 10
A Grand Canyon Airlines de Havilland DHC-6 Twin Otter (N75GC) crashed at Grand Canyon National Park Airport, Arizona, on 27 September 1989. Both crew members and eight passengers died.