The crash happened round 10:20 within the morning native time (0820 GMT) in a wooded area close to the village of L. a. Combe Dernier within the canton of Neuchatel, the native police mentioned.
The pilot and his two passengers died on the scene of the coincidence. Rescue operations proved tricky for the reason that crash happened on specifically steep terrain, the police mentioned.
The reason for the coincidence used to be no longer in an instant recognized, however an investigation has been introduced, they added.