No fatalities

Both Engines Fail on Night Ferry Flight; Aircraft Destroyed Near Irati (PT-LZA)

Irati, BrazilFlight

On April 14, 1999, a Beechcraft 100 King Air (registration PT-LZA) operated by Jet Sul Taxi Aéreo was involved in an aviation accident near Irati, Brazil in flight. No fatalities were reported. Investigators recorded the probable cause as: Failure of both engines in flight due to fuel exhaustion. The following findings were identified: - The crew failed to prepare the flight according to published procedures, - The crew failed to check there was sufficient fuel in tanks prior to departure, -… This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 1 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-11Data APIEditorial standards

A ferry flight from Foz do Iguaçu to Curitiba suffered dual engine failure at night; the aircraft crashed near Irati. The copilot was uninjured, the captain injured, and the aircraft destroyed. Fuel exhaustion was found to be the probable cause.

Incident Overview

A ferry flight departing Foz do Iguaçu Airport at 2215 local time en route to Curitiba experienced a dual engine failure approximately 55 minutes into the flight. While cruising at altitude in night conditions, the right engine failed, followed seconds later by the left engine. The crew reduced altitude and attempted an emergency landing, but the aircraft impacted terrain in a grassy area near Irati.

Occupant Status and Damage

The copilot escaped uninjured, while the captain sustained injuries. The aircraft was destroyed in the crash.

Probable Cause

The official investigation determined the probable cause to be failure of both engines in flight due to fuel exhaustion. Contributing factors identified include: the crew did not prepare the flight per published procedures, did not verify sufficient fuel prior to departure, and did not follow the pre-takeoff checklist; the captain exhibited excessive self-confidence and exerted pressure on the copilot; the crew experienced fatigue from an excessive work period and were overduty by three hours at the time of the accident; additionally, the crew consumed alcoholic beverages the night before the flight.