Originally Posted by
SFTNYC
Right I know that but buying a DL operated flight on the AF/KL codeshare would still have the customer checking in with DL and getting a DL boarding pass right? I think OP would have needed to be an elite in the AF/KL program in this situation
I am pretty sure it will not matter if it's a DL operated flight. Operating carrier is what determines lounge access in this case, and DL does not pay for sky team elite plus access to third party lounges, regardless of which program they get the status from.