# Accident 20260410002859A: Aero Vodochody L-39, Ennis, MT, April 10, 2026

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 10, 2026, 12:20 local time
- Place: Ennis, MT
- Airport: Ennis-Big Sky Airport
- Damage: Substantial damage
- Phase of flight: Landing: Approach
- Operating rules: General operating rules (Part 91)
- Location: 45.3092° N, 111.6368° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=45.3092&lon=-111.6368&mi=10
- Aircraft: N136EM, registered now (https://openairdocs.org/aircraft/N136EM) (OpenAirDocs)
- Registry model: Aero Vodochody L-39 (registry code 05603SJ, https://openairdocs.org/model/aero-vodochody-l-39) (OpenAirDocs)
- Registry engine: Ivchenko AI-25TL (registry code 34703, https://openairdocs.org/engine/ivchenko-ai-25tl) (OpenAirDocs)
- Reported make and model: AERO VODOCHODY L-39
- Reported engine: IVCHENKO AI-25TL
- People aboard: 2
- Fatal injuries: 0
- Other injuries: 0
- Pilot certificates: Airline transport
- Pilot flight hours: 7,500 total
- NTSB investigation: [NTSB WPR26LA155](https://openairdocs.org/ntsb/WPR26LA155) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20260410002859A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON APRIL 10, 2026, AT 1220 MDT, A AREO VODOCHODY L-39, ^PRIVACY DATA OMITTED^ REGISTERED TO AN LLC, MADE A OFF-AIRFIELD GEARUP LANDING AFTER ENGINE FAILURE ON APPROACH TO LANDING AT BIG SKY AIRPORT, ENNIS, MONTANA, WHILE ON A TRAINING FLIGHT. VISUAL METEOROLOGICAL CONDITIONS PREVAILED AT THE TIME, AND A VFR FLIGHT PLAN WAS NOT FILED. THE AIRCRAFT WAS SUBSTANTIALLY DAMAGED, AND THE CERTIFICATED FLIGHT INSTRUCTOR AND STUDENT PILOT WERE NOT INJURED. THE FLIGHT ORIGINATED AT BOZEMAN, MONTANA, ON APRIL 10, 2026, AT 1200 MDT

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB WPR26LA155](https://openairdocs.org/ntsb/WPR26LA155), Apr 10, 2026: Aero Vodochody L-39 (N136EM), Ennis, MT, substantial damage, investigation ongoing

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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