Originally Posted by
hookthem
I found out about this one today - if you book on a codeshare flight (rather than directly with the operating carrier), the booking is not eligible to apply *A upgrades.
....
correct
Discussed in
http://www.flyertalk.com/forum/unite...-carriers.html
Originally Posted by
hookthem
Why would it make any difference?? Has anyone gotten around this?
Before travel only the marketing airline can make the change -- but upgrades can only be done by the operating airline. So you need the ticketing airline to change the ticket to a native flight number. Same issue on using UA GPUs on LH or NH.