Originally Posted by
adlibitum
they can't have more availability than JAL offers their own members??
It's possible and has happened in other programs. I booked an award with United miles on an Air Canada-operated flight, that AC itself had no saver space in. And Aeroplan has in the past had access to SQ J that SQ itself did not. It's a strange world. Whether that's the case here, I don't know.