Originally Posted by
YYT82
Any unsold seat provided the Y cabin is not overbooked.
Yup... and the beauty of it, we have no way to know if Y is actually overbooked.
Expert flyer may show Y seats being available for revenue sale, but that does not mean that the flight is not overbooked.
At least that is what the folks on Flyertalk told me 6 months ago when I was inquiring about the same thing.