BackWORLD
Frontier flight hits pedestrian on runway; engine fire during takeoff from Denver (May 8, 2026) — timeline
Frontier Flight 4345 struck a pedestrian on Runway 17L at Denver International Airport during takeoff to Los Angeles, triggering a brief engine fire. The aircraft evacuated, the runway was closed for investigation, and authorities began a formal review with multiple agencies involved.
Why It Matters
The incident prompts an aviation safety investigation to determine factors surrounding the pedestrian strike, engine fire, and emergency response procedures, potentially informing future safety measures and runway operations.
Timeline
7 Events
ABC News reports pedestrian impact details
May 9, 2026
ABC News reported that the person hit by the aircraft was at least partially consumed by one of the engines.
Reuters reports on the incident
May 9, 2026
Reuters reported on May 9, 2026 that Frontier Flight 4345 struck a pedestrian during takeoff from Denver, with the engine fire noted by authorities.
Runway closure and NTSB notification
May 8, 2026
Runway 17L remained closed during the investigation, and the National Transportation Safety Board (NTSB) was notified.
Passenger evacuation and emergency response
May 8, 2026
Passengers were safely evacuated via slides as a precaution, and emergency crews responded to the scene. The airport stated passengers were bused to the terminal.
Takeoff aborted; cabin smoke reported
May 8, 2026
Smoke was reported in the cabin and the pilots aborted takeoff.
Aircraft details and on-board count
May 8, 2026
The aircraft was an Airbus A321 operating Frontier Airlines Flight 4345, carrying 224 passengers and seven crew members on a Denver to Los Angeles route.
Pedestrian struck during takeoff; brief engine fire
May 8, 2026
Frontier Flight 4345 reported striking a pedestrian during takeoff at DEN at approximately 11:19 p.m. on May 8, 2026. There was a brief engine fire that was promptly extinguished by the Denver Fire Dept, according to the airport.