Originally Posted by
PsiFighter37
If I purchased a P fare on a domestic route running a 3-class 772 and applied an RPU, what fare bucket should I be looking for? I thought it would be ON, but perhaps I am wrong.
Assuming the flight is being sold as a 3-class flight (for instance, SFO/LAX<>EWR & SFO<>BOS are not), then ON is needed for upgrades
http://www.flyertalk.com/forum/unite...uckets-ua.html