Originally Posted by
dechil
I have called FB to understand: it is the combination that makes the booking class: one way, it is a B class and return is a T class, but the class is determined by the number of day travel: 3, 4, 5 or 6 days: it is a L class because it is the class that needs only a saturday night minimum , all others (except B and Y ) need 7 days minimum. If I want to earn 100 %miles I have to buy a B booking class for 1600 euros...
This sounds like BS on several levels -- then again, not surprising if you've really called the Flying Blue Customer Confusion Desk. I'd call the reservation phone line, bite the bullet in terms of reservation fees, and let them confirm the booking classes you're in.