Join Date: Sep 2016
Location: San Francisco, CA
Programs: Flying Blue Ultimate, DL Platinum, JetBlue Mosaic 4, AA ExecPlat, Hyatt Globalist, Sixt Diamond
Posts: 2,936
Your best bet is to use ITA Matrix, which squarely lists the ticket fare class when browsing. KLM / AF themselves don't let you do this on their website, but perhaps their phone team can do this for you.