Originally Posted by
JapesUK
If I do make it to the VIE lounge it’s going to be a flying visit so to speak, transfers both directions are sub 1 hour. I’ve couple of hours in DUS each direction so that’ll be lounge time (hopefully). Now I know they had lieberkase I might be tempted to rush a visit if I strike out in DUS

The location of the lounge will not help here. Unfortunately it's quite a walk from some gates, and a floor up, so expect about 10 minutes one-way to get there. But if you will have time for a Leberkase, go for it.