A method and a plant for manufacturing tyres for vehicle wheels. The method includes the steps of: a) building in a building station a substantially cylindrical carcass structure; b) manufacturing in a finishing station a substantially cylindrical sleeve including a tread band applied at a radially outer position with respect to a belt structure including at least one belt layer, step b) including the steps of: b1) assembling a first belt structure at a first working position on a first auxiliary drum of the finishing station; b2) applying at a second working position at least one first portion of the tread band at a radially outer position with respect to a second belt structure previously assembled on a second auxiliary drum of the finishing station; applying at at least one third working position at least one second portion of the tread band at a radially outer position with respect to a third belt structure assembled on at least one third auxiliary drum of the finishing station.