2 fatalities

Aircraft Collision with Terrain Near Goroka (P2-MMU)

Goroka, Papua New GuineaLanding (descent or approach)

On July 18, 1997, a De Havilland DHC-6 Twin Otter (registration P2-MMU) operated by Goroka Air Services was involved in an aviation accident near Goroka, Papua New Guinea during landing or approach. 2 people were killed. Investigators recorded the probable cause as: Controlled flight into terrain. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Source recordUpdated 2026-09-03Data APIEditorial standards

An aircraft struck the slope of Mt Yasirua near Goroka Airport while flying in poor weather. A pilot and a passenger survived, while two other occupants were killed.

Incident Overview and Weather Conditions During the flight from Chimbu to Goroka, the crew encountered adverse weather conditions, including rain and fog. While other crews diverted to Madang Airport, the crew of this aircraft elected to continue the flight. The aircraft was operating at an altitude of 7,400 feet in limited visibility when the incident occurred. The aircraft struck the slope of Mt Yasirua, which is located 7.2 kilometers northeast of Goroka Airport. The impact resulted in the deaths of two occupants, while a pilot and a passenger survived the accident. The official investigation determined that the probable cause of the accident was controlled flight into terrain.

Frequently asked questions

What happened in the 18 Jul 1997 De Havilland DHC-6 Twin Otter accident near Goroka, Papua New Guinea?

An aircraft struck the slope of Mt Yasirua near Goroka Airport while flying in poor weather. A pilot and a passenger survived, while two other occupants were killed.

Were there any fatalities in the 18 Jul 1997 De Havilland DHC-6 Twin Otter accident?

The accident was fatal, resulting in 2 fatalities.

What aircraft was involved and where did it happen?

The accident on 18 Jul 1997 involved a De Havilland DHC-6 Twin Otter, registration P2-MMU, operated by Goroka Air Services, at Goroka, Papua New Guinea.

What was the probable cause of the accident?

Controlled flight into terrain