FlyerTalk Forums - View Single Post - ExpertFlyer now showing Delta certificate upgrade availability?
Thread: ExpertFlyer now showing Delta certificate upgrade availability?
View Single Post
Old Mar 21, 2014 | 7:48 pm
  #13  
rylan
FlyerTalk Evangelist
2M
100 Nights
All eyes on you!
15 Years on Site
 
Join Date: Sep 2007
Location: BOS
Programs: DL DM 2MM, Marriott LT Titanium, Hertz PC, Avis PC
Posts: 17,128
O is J low level award inventory, however it appears that the O getting returned through EF is for upgrades, and the low level award inventory is not directly related to that... for example I see some flights with O=9 but there are no low awards available.
rylan is offline  
Reply