Originally Posted by
Nick Art
Speaking of exceptions: TAP is one of the airlines that appears to have issues with the SK FFP number layout. I can not for the life of me add it on their website.
For whatever reason, I was able to do it for a recent booking from "Manage my Booking" in the usual format EBGxxxxxxxxx after selecting SK from the drop-down menu. The flight is three weeks from now, so I'll let you know what's actually displayed at check-in time