No fatalities

PIPER PA-18-105 SPECIAL accident at Coeur d' Alene, ID, 11 May 2021

Coeur d' Alene, ID, United States

On May 11, 2021, a PIPER PA-18-105 SPECIAL was involved in an aviation accident near Coeur d' Alene, ID. No fatalities were reported. Investigators recorded the probable cause as: The student pilot’s failure to maintain directional control during the landing roll, and the flight instructors delayed remedial action which resulted in a runway excursion and collision with terrain. This summary draws on records from NTSB; 8 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The student pilot’s failure to maintain directional control during the landing roll, and the flight instructors delayed remedial action which resulted in a runway excursion and collision with terrain.

— NTSB Determination

Contributing factors

PilotDirectional control — Not attained/maintainedInstructor/check pilot

Frequently asked questions

What happened in the 11 May 2021 PIPER PA-18-105 SPECIAL accident near Coeur d' Alene, ID?

The student pilot’s failure to maintain directional control during the landing roll, and the flight instructors delayed remedial action which resulted in a runway excursion and collision with terrain.

Were there any fatalities in the 11 May 2021 PIPER PA-18-105 SPECIAL accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 11 May 2021 involved a PIPER PA-18-105 SPECIAL, at Coeur d' Alene, ID.

What was the probable cause of the accident?

The student pilot’s failure to maintain directional control during the landing roll, and the flight instructors delayed remedial action which resulted in a runway excursion and collision with terrain.