PURPOSE: To prevent noise and vibration of a fan duct from directly transmitting to a cockpit.

CONSTITUTION: In a hovercraft in which a rotary fan 14 is provided on a traveling body 11 and the traveling body 11 travels or floats by exhaust gas discharged by the fan 14, a covering body 17 consisting of a damping material is provided so that it can close the entrance of a fan duct 13 provided with the fan 14, a pair of right and left air ducts 18 are provided and connected to the covering body 17, and the air ducts 18 are arranged on both sides of a cockpit 12 to be extended forward. Air intake ports 19 at the front ends of the air ducts are positioned and opened ahead of the cockpit 12.