A welding station for welding parts of electronic cigarettes includes feeding means, set in a feeding area for feeding parts of electronic cigarettes to be welded; welding means, set in a welding area, downstream of the feeding area, for welding the parts of electronic cigarettes; and a transfer device, set between the feeding means and the welding means for receiving from the feeding means the parts of electronic cigarettes to be welded and transferring them from the feeding area to the welding area. The transfer device includes a first transfer sector and a second transfer sector, pre-arranged for receiving from the feeding means, respectively, first parts and second parts of electronic cigarettes to be welded and transferring them into the welding area. The first transfer sector and the second transfer sector are mobile in rotation about an axis, independently of one another.