Originally Posted by
BA6501
You'll need to credit as per your ticket (if you didn't book as a codeshare, then you can't claim as a codeshare).
BA allows RJ Q class, so if you have a BAEC account you can retroclaim there, then transfer the Avios over to IB. If you don't already have a BA account, then you can't do this.
Unfortunately, I dont't have an existing BA-Account, so this Option won't work out.
Any suggestions for IB itself? I wonder whether I am the first person who want's to claim miles on that booking class. Or truly, I am?