Since AA is using B class for basic economy fares. you can avoid seeing them using the extension code to list fares only in other classes
It is clunky, but you could do
f bc=O|BC=Q|BC=N|BC=S|BC=V|BC=L|BC=M|BC=K|BC=H|BC=Y
Last edited by Dave Noble; Nov 7, 2017 at 12:30 pm