Originally Posted by
MBS MillionMiler
This whole 8 weeks thing. I saw mixed reports. The flight isn’t until October, but currently shows O9, which leads me to believe the upgrade would clear instantly, basically, if I applied it right now.
Glad UA is now showing Z as eligible with +Ps as well. O9 cannot be true. The first cabin has 8 seats

You are probably looking at the UA codeshare inventory