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Air Astana flight KC921 engine malfunction and diversion to Aktobe

Sequence & Resolution

Event Date05/08/2026
Level
Serious Incident
CategoryEngine Problem
Flight PhaseEn Route
Affected AltitudeFL320
Technical Issue Details
Airbus A321-200N (EI-KGJ) was operating flight KC921 from Astana (NQZ) to Frankfurt (FRA) with 93 passengers and 9 crew members.
While cruising at FL320 approximately 210nm southeast of Aktobe, the aircraft's right-hand engine failed.
The malfunction of the PW1133G engine prompted the flight crew to drift down to FL200 and initiate a diversion.
Outcome / Handling
The flight crew declared a PAN-PAN urgency signal to notify air traffic control of the engine failure.
The aircraft diverted and landed safely on runway 12 at Aktobe Airport approximately one hour later.
Current Status
None of the 102 occupants on board sustained any injuries in the incident.
A replacement Airbus A321-200N (EI-KGB) was dispatched to carry the passengers to Frankfurt, resulting in a delay of approximately 5 hours.
The occurrence aircraft remained grounded in Aktobe for technical inspection and engine maintenance.

Flight Information

Flight NumberKC921
Flight Duration60 minutes
Landing Runway12 (AKX)
Involved AirlineAir Astana
Involved FlightKC921
Replacement AircraftEI-KGB
Delay Duration5 hours