The official accident investigation concluded in June 2014 that the pilots committed 20 to 30 minor to significant errors in their final approach, and that complexities of the automated controls contributed to the accident.
A investigación oficial sobre o accidente concluíu en xuño de 2014 indicando que os pilotos cometeran entre uns 20 e 30 erros variando de menor a maior importancia na aproximación final, e que a complexidade dos controis automáticos contribuíra ó accidente.