FlyerTalk Forums - View Single Post - Understanding the United Upgrade List Comprehensively {Archive}
Old Aug 26, 2018, 5:18 pm
  #786  
mduell
FlyerTalk Evangelist
 
Join Date: May 2007
Location: Houston
Programs: UA Plat, Marriott Gold
Posts: 12,650
It means there's no upgrade available currently.

R is for most customers upgrades, PN is for GS, regardless of how the upgrade is sponsored.
mduell is offline