Originally Posted by
heckenhocker
You should not have to pay for a single checked bag on an award flight (or a paid flight).
Could it be you selected the wrong number of bags in the drop down box? That's the only explanation I can think of **
** other than the usual sterling standard of ba.com 
They definitely did not charge me at the desk as a follow up.
First time using OLCI for BA so maybe I did mess up.