Originally Posted by
PSU Mudder
The US SWUS for CPs have fare class restrictions. From reading the forum over the years, it seems their experience is that the difference between the lowest available fare and the lowest eligible fare is generally quite significant, and they get burned many many times by booking the higher fare and then never seeing the upgrade inventory released.
Any link to show what fares qualify and what don't? I heard the lowest available fare was ok. Been trying to book a trip to LHR/CDG and hopping on the A332 Envoy seats.