Originally Posted by
NYCDL
Sorry to hijack, but on my last flight back from NCE to JFK via CDG, I was told that I couldn't upgrade to business because my ticket was from Delta but on AF metal. Is that correct?! Apparently if I was on a AF ticket I could have used my DL SWU to upgrade from Premium Voyageur to Affaires, but since the ticket was from DL, it wasn't allowed.
I was told this by the AF agent who was speaking to the DL ticketing desk in Paris and then again when I Skyped the Diamond line.
One suspects that the real reason is that AF has decided not to give upgrade inventory to be used for DL miles.