Overview
• Operator: Hop! (on behalf of Air France)
• Aircraft Model: Embraer ERJ-170
• Registration: F-HBXE
• Flight Number: AF-1796
• Route: Lyon, France (LYS) → Amsterdam, Netherlands (AMS)
• Date: 2 March 2025
• Occupants: Not specified
• Casualties: None
• Nature of Incident: Burning odour detected on board, emergency diversion
Incident Summary
A Hop! Embraer ERJ-170 operating Air France flight AF-1796 from Lyon to Amsterdam was cruising at FL300 when the crew detected a burning odour in the cabin, prompting an emergency diversion to Luxembourg.
The aircraft landed safely on Luxembourg’s runway 06 approximately 15 minutes after declaring the emergency.
Emergency services awaited the aircraft upon landing, opened the cargo holds, and unloaded all cargo as a precaution.
The remainder of the flight was cancelled.
As of 28 hours post-incident, the aircraft remains on the ground in Luxembourg for further inspection.
Sequence of Events
Pre-Incident Conditions:
• The flight departed Lyon normally and was cruising at FL300.
• No prior issues or irregularities were reported before the odour was detected.
Detection of the Burning Odour:
• A burning smell was reported in the cabin by passengers and crew.
• The crew followed standard procedures to identify the source but were unable to determine it in-flight.
• As a precautionary measure, the crew decided to divert to Luxembourg.
Diversion & Landing:
• The aircraft descended and landed safely on runway 06 in Luxembourg approximately 15 minutes after the diversion was initiated.
• Emergency services were on standby, immediately inspected the aircraft, and proceeded to unload cargo for further examination.
Aftermath:
• The remainder of the flight was cancelled.
• The aircraft remains grounded as of 28 hours post-landing.
• Passengers were accommodated on alternative flights.
Investigation & Findings
Possible Causes of the Incident:
While the official cause remains under investigation, common causes of burning odours on aircraft include:
1. Electrical Issues – Overheated wiring or malfunctioning electrical components.
2. Cabin Air Contamination – Potential contamination from hydraulic fluid or engine oil.
3. Cargo-Related Incident – Possible source of burning odour from checked baggage or cargo.
4. Environmental Factors – External odours ingested into the aircraft via bleed air systems.
Impact of the Incident:
• No injuries were reported.
• The flight was cancelled, and passengers were rebooked.
• The aircraft was grounded for inspection.
Analysis & Safety Recommendations
For Airlines & Flight Crews:
• Enhance in-flight detection protocols for odours to pinpoint sources more quickly.
• Ensure rapid coordination with emergency services in cases of suspected smoke or fire-related incidents.
• Increase maintenance checks on electrical and ventilation systems to prevent similar occurrences.
For Passengers:
• Report any unusual odours or sensations to cabin crew immediately.
• Follow crew instructions during emergency landings or diversions.
For Aviation Authorities:
• Encourage detailed post-incident reporting to identify recurring issues.
• Consider mandatory cargo scans for items that may pose a combustion risk.
Conclusion
This incident highlights the importance of swift crew decision-making when unusual odours are detected onboard.
While the burning smell did not escalate into smoke or fire, the crew’s decision to divert ensured passenger safety.
The investigation is ongoing to determine the exact cause of the odour and prevent similar occurrences in the future.
Disclaimer
“This report is based on available information as of 4 March 2025. While every effort has been made to ensure accuracy, the completeness of the details cannot be guaranteed. If you are the rightful owner of any referenced materials and wish them removed, please email takedown@cockpitking.com.”
