No fatalities

FLIGHT DESIGN GMBH CTLS accident at Hungry Horse, MT, 18 Nov 2023

Hungry Horse, MT, United States

On November 18, 2023, a FLIGHT DESIGN GMBH CTLS was involved in an aviation accident near Hungry Horse, MT. No fatalities were reported. Investigators recorded the probable cause as: The pilot's inadequate fuel planning and improper in-flight decision-making, which resulted in a total loss of engine power due to fuel exhaustion. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The pilot's inadequate fuel planning and improper in-flight decision-making, which resulted in a total loss of engine power due to fuel exhaustion.

— NTSB Determination

Contributing factors

PilotFluid managementContributed to outcome

Frequently asked questions

What happened in the 18 Nov 2023 FLIGHT DESIGN GMBH CTLS accident near Hungry Horse, MT?

The pilot's inadequate fuel planning and improper in-flight decision-making, which resulted in a total loss of engine power due to fuel exhaustion.

Were there any fatalities in the 18 Nov 2023 FLIGHT DESIGN GMBH CTLS accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 18 Nov 2023 involved a FLIGHT DESIGN GMBH CTLS, at Hungry Horse, MT.

What was the probable cause of the accident?

The pilot's inadequate fuel planning and improper in-flight decision-making, which resulted in a total loss of engine power due to fuel exhaustion.