Originally Posted by
Koru Flyer
Passengers using status but say in Y where they could not access the lounge are charged back to the airline that provided the status.
While I can’t be certain, I’ve read ‘Operating Carrier always Pays, in Oneworld’, many times- on here and other forums.
An old thread:
Lounges - access, cost, who pays...
djsflynn might have a lot more detail, perhaps?