The incident occurred when the aircraft, carrying an instructor pilot and a foreign trainee pilot, lost radar contact roughly 20 minutes after takeoff, Xinhua news agency reported.
According to the GCAA, the body of the instructor pilot was recovered at the Fujairah coast while search and rescue teams continued to locate the trainee pilot and the aircraft wreckage.
An investigation is underway to determine the cause of the crash, said the GCAA.