Did the band led zepplin ever have a plane incident?

Yes. On September 3, 1977, the plane carrying Led Zeppelin's entourage crashed on takeoff at the Greenville-Spartanburg airport in South Carolina. The plane, a Convair CV-300, was carrying the band members, their crew, and a number of journalists. Robert Plant, the band's lead singer, was seriously injured in the crash and the other members of the band and crew suffered minor injuries.