Originally Posted by number_6

D (and A) availability is much worse this year (2006) than in the past. Seems to be a combination of full flights and more fare products booking into D/A on the various airlines. The AA YUP fares are selling out some of the status-seeking flights, cutting down on your options. Despite this there are plenty of seats available if you have routing and date flexibility -- it becomes a problem when you want to take a specific flight.