Originally Posted by
chebert999
I did JFK-CDG-BCN last december and I used the lounge and the shower in 2F. There was no wait and the shower were very nice.
Yes, but CDG/BCN has business class, so your case was different.
In the OP's case, he flies CDG/LYS with no business class.
Another poster said it would not be a problem, but I still have my doubts in case the CDG/LYS ticket is issued in Y (the OP has no status).