Originally Posted by
HB-IWC
As someone said before, the bucket for WBC awards and upgrades from S/B fares is D. I have never heard of the existence of an R class at KLM, so it comes as a surprise that the Skyteam RTW now has to be booked in that class. KLM's other RTW option books in C.
That is not entirely correct.
Upgrades from B-class book in D-class.
Upgrades from S-class book in Z-class.
Awards in business class book in D-class.
Awards in business class with open miles option book in C-class.
I have never heard of R-class at KLM.