Incident Overview

Date: Tuesday 20 May 1986
Aircraft Type: McDonnell Douglas DC-9
Owner/operator: Finnair
Location: Oulu Airport (OUL) – ÿ Finland
Phase of Flight: Standing
Casualties: Fatalities: 0 / Occupants: 100
Component Affected: DC-9 aircraftDC-9 aircraft
Category: Unlawful Interference
On Finnair Flight 509, a DC-9 aircraft departing Oulu for Helsinki, a man with a pistol forced his way aboard the aircraft. He demanded a television crew be brought aboard to publicly announce a statement regarding psychiatric patient treatment in Finland. Police officers, disguised as television crewmembers, apprehended him and secured the aircraft.On Finnair Flight 509, a DC-9 aircraft departing Oulu for Helsinki, a man with a pistol forced his way aboard the aircraft. He demanded a television crew be brought aboard to publicly announce a statement regarding psychiatric patient treatment in Finland. Police officers, disguised as television crewmembers, apprehended him and secured the aircraft.

Description

A man with a pistol, later determined to be a starter’s pistol, forced his way aboard Finnair Flight 509, a DC-9 aircraft, at Oulu, Finland, as it was preparing for departure to Helsinki with 95 passengers and five crew members. The hijacker described as being mentally disturbed, released all the passengers within a half hour but continued to hold the crewmembers. He did not state a destination for the aircraft but demanded that a television crew be brought aboard the aircraft to publicize a statement about the treatment of psychiatric patients in Finland. Police officers, disguised as television crewmembers, boarded the aircraft and apprehended the hijacker. There were no injuries during the incident.

Primary Cause

Hijacking of an aircraft.Hijacking of an aircraft.

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