Originally Posted by
RichardInSF
...which is why the only international UA777 you'll see me on for the next two years is one on which I secured a confirmable upgrade at time of booking. Not going to pay for old-style, non-upgradeable Z fares on United when ANA, JAL, Cathay, Singapore, etc etc etc have so much more to offer.
+1, and you still get miles on UA with the *A flights!