A shade apparatus for a vehicle includes a guide rail mechanism adapted to be arranged along a side portion of an inner periphery of an opening formed in an interior ceiling member of the vehicle, a shade panel mechanism slidably supported by the guide rail mechanism, configured to open and close the opening of the interior ceiling member, and including first and second shade panels, an engaging member arranged at one of the first and second shade panels, and an elastic member arranged at the other of the first and second shade panels and including a fixing portion and a deformable portion. The first and second shade panels move as a unit in the moving direction after one of the first and second shade panels moves relative to the other of the first and second shade panels in the moving direction and the engaging member engages with the elastic member.