Originally Posted by
OliverS
Am I correct in assuming that I can book an LH flight (nothing special, MUC-AMS) with BMI miles, and all that is needed is inventory on LH? I.e. will BMI sell me an award seat that has nothing to do with BD at all?
Yes. If there are award seats available on the LH flight(s) you are interested in, then you can book them through BD with Diamond Club miles.
That said, unless these are just orphan miles that need to be used up, please think twice before redeeming them for something like MUC-AMS.