1 fatality

Single-engine aircraft crash near Curitiba (PT-KUO)

Curitiba, BrazilFlight

On May 12, 1977, a Britten-Norman Islander (registration PT-KUO) operated by Geofoto was involved in an aviation accident near Curitiba, Brazil in flight. One person was killed. Investigators recorded the probable cause as: The aircraft struck terrain while flying through adverse weather conditions. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Source recordUpdated 2026-06-14Data APIEditorial standards

A twin-engine aircraft crashed into a mountainside in the Curitiba region during flight through adverse weather.

What happened

During a flight through challenging meteorological conditions, a twin engine airplane impacted the side of a mountain. The accident occurred within the geographic area surrounding Curitiba. At the time of the impact, the aircraft was in the cruise phase of its journey.

There was only one person on board the aircraft at the time of the collision. The pilot was the sole occupant and sustained fatal injuries during the event.

Findings

  • The flight was being conducted amidst poor weather conditions.
  • The aircraft struck a mountain slope while maintaining its cruise altitude.

Probable cause

The aircraft struck terrain while flying through adverse weather conditions.

Frequently asked questions

What happened in the 12 May 1977 Britten-Norman Islander accident near Curitiba, Brazil?

A twin-engine aircraft crashed into a mountainside in the Curitiba region during flight through adverse weather.

Were there any fatalities in the 12 May 1977 Britten-Norman Islander accident?

The accident was fatal, resulting in 1 fatality.

What aircraft was involved and where did it happen?

The accident on 12 May 1977 involved a Britten-Norman Islander, registration PT-KUO, operated by Geofoto, at Curitiba, Brazil.

What was the probable cause of the accident?

The aircraft struck terrain while flying through adverse weather conditions.