The Frequent Flyer Concierge team takes the hard work out of finding reward seat availability. Using their expert knowledge and specialised tools, they'll help you book a great trip that maximises the value for your points.
KVS seem to get around it by having access to several GDS's (including Amadeus which seems to show the classes). Of course you pay for this access, although once again, I'll comment I havn't played with KVS for around 2 years and can't tell what is currently shown.
Perhaps it's a Qantas ploy to try and stop these types of Award Searching sites from prospering. Not sure.
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