Originally Posted by
headingwest
Would a BA Silver (OW Sapphire) get into any of the lounges with an HG economy booking - AUH-VIE?
I would very much doubt it. There is no OW lounge offering there. The OW website should show you what you can do, but as noted, it's very complicated (read as: an absolute mess!).
Poor luck on HG from AUH-VIE. They really are the pits!