The chopper was taking off from the airport for a training session with an instructor and a trainee when it went down. It is not clear what caused the accident. Pictures of the chopper after the crash show its tail broken.
Those on board sustained non-life threatening injuries in the 1 pm incident and were taken to hospital.
Officials said the helicopter reg 5Y-COP was in good condition at the time of the incident. Emergency services were mobilized at the scene after the incident which also affected the taking off and landing of planes.
The Bell type is one of the choppers that are available for police operations and the accident takes the National Police Service back as it will take long to replace or repair it.